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The doubling period of a bacterial population is 20 minutes. At time t=100 minutes, the bacterial population was 60,000. What was the initial population at time=0?Find the size of the bacterial... more

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Algebra

07/20/21

chairs and tables for rent.what total cost to rent two chairs and three tables is $25 so the total cost to rent six chairs and 5 tables is $49 what is total cost of each chair and each table

A party rental company has chairs and tables the total cost for two chairs three tables is 25 the total cost for 6 chairs and 5 tables is 49 what is the cost of each chair each table

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Algebra

07/20/21

the profit p(x)

the profit p(x) generated after producing and selling x units of a product ia given by the function p(x)=r(x)-c(x) where r and c are the revenue and cost functions, respectively. a local sandwich... more

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Algebra

07/20/21

farmer ed has 140

farmer ed has 140 feet of fencing, and wants to enclose a rectangular plot that borders on the river. if farmer ed does not fence the side along the river, find the length and width of the plot... more

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Algebra Math Algebra 1 Algebra 2

07/19/21

Math question. Need help.

List two more functions that are inverses of each other.

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Algebra

07/19/21

Equations by substitution or addition/elimination method

Please help and show me step by step how to use the sub/add/elim method for this equation:4x-16y=188y=6+2x

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Algebra

07/19/21

A motorboat travels 260 kilometers in 5 hours going upstream and 352 kilometers in 4 hours going downstream. What is the rate of the boat in still water and what is the rate of the current?

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Algebra Math Algebra 1 Algebra 2

07/19/21

Help needed. ASAP Thank YOu!

Explain how you can tell that f(x) = x3 and are inverse functions.List two more functions that are inverses of each other.

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Algebra Algebra 1 College Algebra

07/19/21

A rectangular garden is completely enclosed by a 120-foot fence.

A rectangular garden is completely enclosed by a 120 foot fence. If the gardens width is 4 feet less than its length, what are the gardens dimensions? (How wide is the garden, and how long is the... more

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Algebra Algebra 1 Prealgebra Equation

07/19/21

Algebraic Problem

5-2(4-2/3)-22-(-2)2+5/7-1/3÷2

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Algebra

07/18/21

solve the system using the Guass-Jordan method. -4x+2y=-6 ; x+3y=5

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Algebra

07/18/21

Determine whether the function shown is constant, linear, quadratic, or none of these. z(x)=1+6x^+4x

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Algebra Math Algebra 1 Algebra 2

07/18/21

Alg 2 question. Need help thank you!

A. For what domain are f(x) = x2 and inverse functions? Make sure you use set builder notation. B. Explain how you can tell that f(x) = x3 and are inverse functions. Explain.C. List two more... more

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Algebra Algebra 1 Prealgebra

07/18/21

Christie pilots her plane for 240 mi against a headwind in 2 hrs. The flight would take 1 hr and 30 mins with a tailwind of the same speed. Find the headwind and the speed of the plane in still air.

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Algebra Algebra 1 Prealgebra

07/18/21

Alvin paddled for 5 hours with a 2-km/h current to reach a campsite. The return trip against the same current took 7 hours. Find the speed of the boat in still water.

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Algebra Algebra 1 Prealgebra

07/18/21

A train leaves a station and travels north at a speed of 50 mph. Five hours later, a second train leaves on a parallel track and travels north at 175 mph. How far from the station will they meet?

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Algebra Algebra 1 Prealgebra

07/18/21

For commercials aired during a sporting event, advertisers paid an average of $5 million to air a 30-sec commercial.

For commercials aired during a sporting event, advertisers paid an average of $5 million to air a 30-sec commercial. Even at this rate, some commercials were longer than 30 sec. A total of 60... more

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Algebra Algebra 1 Prealgebra

07/18/21

A motel clerk counts his $1 and $10 bills at the end of the day.

A motel clerk counts his $1 and $10 bills at the end of the day. He finds that he has a total of 44 bills having a combined monetary value of $152. Find the number of bills of each denomination... more

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Algebra

07/18/21

William opened two investment accounts.

William opened two investment accounts. The first year, these investments, which totaled $2800, yielded $129 in simple interest. Part of the money was invested at 5.5% and the rest at 3%. How... more

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Algebra

07/18/21

A person's website specializes in the sale of rare or unusual vegetable seeds.

A person's website specializes in the sale of rare or unusual vegetable seeds. He sells packets of sweet-pepper seeds for $2.48 each and packets of hot-pepper seeds for $4.88 each. He also... more

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Algebra

07/18/21

Brand A granola is 25% nuts and dried fruit and brand B granola is 20% nuts and dried fruit. How much of A and B should be mixed to form a 20-lb batch of sweets that is 23% nuts and dried fruit?

Brand A granola is 25% nuts and dried fruit and brand B granola is 20% nuts and dried fruit. How much of sweet item A and sweet item B should be mixed to form a 20-lb batch of sweets that is 23%... more

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Express 5.6 sin ( x ) + 1.2 cos ( x ) 5.6 sin ( x ) + 1.2 cos ( x ) in the form k sin ( x + ϕ ) k sin ( x + ϕ )

If sin α = 0.407 sin α = 0.407 and sin β = 0.982 sin β = 0.982 with both angles’ terminal rays in Quadrant-I, find the values of

If cos α = 0.929 cos α = 0.929 and cos β = 0.632 cos β = 0.632.

Construct a polynomial function with the stated properties. Reduce all fractions to lowest terms. Fourth-degree and a single zero of −3.

What is the initial population at time t=0?

chairs and tables for rent.what total cost to rent two chairs and three tables is $25 so the total cost to rent six chairs and 5 tables is $49 what is total cost of each chair and each table

the profit p(x)

farmer ed has 140

Math question. Need help.

Equations by substitution or addition/elimination method

A motorboat travels 260 kilometers in 5 hours going upstream and 352 kilometers in 4 hours going downstream. What is the rate of the boat in still water and what is the rate of the current?

Help needed. ASAP Thank YOu!

A rectangular garden is completely enclosed by a 120-foot fence.

Algebraic Problem

solve the system using the Guass-Jordan method. -4x+2y=-6 ; x+3y=5

Determine whether the function shown is constant, linear, quadratic, or none of these. z(x)=1+6x^+4x

Alg 2 question. Need help thank you!

Christie pilots her plane for 240 mi against a headwind in 2 hrs. The flight would take 1 hr and 30 mins with a tailwind of the same speed. Find the headwind and the speed of the plane in still air.

Alvin paddled for 5 hours with a 2​-km/h current to reach a campsite. The return trip against the same current took 7 hours. Find the speed of the boat in still water.

A train leaves a station and travels north at a speed of 50 mph. Five hours​ later, a second train leaves on a parallel track and travels north at 175 mph. How far from the station will they​ meet?

For commercials aired during a sporting​ event, advertisers paid an average of​ $5 million to air a​ 30-sec commercial.

A motel clerk counts his​ $1 and​ $10 bills at the end of the day.

William opened two investment accounts.

A​ person's website specializes in the sale of rare or unusual vegetable seeds.

Brand A granola is 25​% nuts and dried fruit and brand B granola is 20​% nuts and dried fruit. How much of A and B should be mixed to form a 20-lb batch of sweets that is 23​% nuts and dried​ fruit?

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Alvin paddled for 5 hours with a 2-km/h current to reach a campsite. The return trip against the same current took 7 hours. Find the speed of the boat in still water.

A train leaves a station and travels north at a speed of 50 mph. Five hours later, a second train leaves on a parallel track and travels north at 175 mph. How far from the station will they meet?

For commercials aired during a sporting event, advertisers paid an average of $5 million to air a 30-sec commercial.

A motel clerk counts his $1 and $10 bills at the end of the day.

A person's website specializes in the sale of rare or unusual vegetable seeds.

Brand A granola is 25% nuts and dried fruit and brand B granola is 20% nuts and dried fruit. How much of A and B should be mixed to form a 20-lb batch of sweets that is 23% nuts and dried fruit?