17,666 Answered Questions for the topic Algebra

4d

For each situation, write a linear function using meaningful variables.
For each situation, write a linear function using meaningful variables. Find and interpret the slope and y-intercept.a). For each dollar a driver spends on gas, she can drive 15 miles. Assume she... more
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4d

A local pizza place sends you online coupons.
A local pizza place sends you online coupons. You can't combine the coupons, and you are trying to choose from two deals: $6.99 per two-topping medium pizza or 20% off the regular price of $11 for... more
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4d

Imagine that the price per gallon of gas with a $7 car wash is $3.19 and the price without the car wash is $3.39.
Imagine that the price per gallon of gas with a $7 car wash is $3.19 and the price without the car wash is $3.39. When is it worth it to buy the car wash? When is it worth it if the car wash costs $2? more
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Algebra

4d

What is the greatest common factor of 10x^2 and 20x ?
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Algebra

4d

What is the greatest common factor of 10x^2 and 20x ?
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4d

A store charges $12.50 for 5 boxes of cookies.
A store charges $12.50 for 5 boxes of cookies. A second store charges $8.00 for 4 boxes of cookies, but you have to buy a gallon of milk for $3.00 to get that deal. Write the cost model equations... more
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Algebra

5d

find the equation of the line theough (2,-2) which is perpendicular to the line y= x/4 + 7
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Algebra Math

5d

Sarah bought two sodas and three candy bars for a total of $5.37. Jake bought one soda and five candy bars for a total of $5.45. What were the individual costs of each type of item?
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Algebra

5d

how many terms are in this expression
a3-2a2-3a2+4a3
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Algebra

6d

The quotient of a number increased by 6 and 2
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6d

Linear Equation Word Problems
Cecilia rents a moving truck that uses a gallon of gas every 10 miles for $29.95 per day. She incurs an additional charge of $0.89 for each mile traveled and must return the truck with the same... more
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Algebra Geometry

6d

Find coordinates for C on line segment AB that is 8 units from A.

Let A = (0,0) and B = (12,5), and let C be the point on segment AB that is 8 units from A. Find coordinates for C.
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Algebra

7d

A fourth of the product of nine and a number which is then increased by two is equal to twenty.
its asking for the number
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7d

Is Trigonometry done differently in the us?
Im italian and I've watched some videos from americans and noticed a weird thing. Let's talk about a linear trigonometric equation like this: sinx+cosx+sqrt(3)=0, I've seen americans solving it by... more
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7d

Linear Equation Word Problems
Alma and Erika work part-time stocking shelves at a grocery store. At 7:00 a.m on Saturday, Alma begins unpacking boxes at a rate of 1 box every 6 minutes. Erika joins her at 7:45 a.m unpacks 1 box... more
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7d

Linear Equation Word Problem
Oliver mows lawns in his neighborhood. He charges $10 for each regular yard he mows, and he charges an extra $5 for each large yard that he mows. In one week he mowed 6 more large yards than... more
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8d

Linear Equation Word Problems
A meteorologist estimates that on a sunny day, the air temperature decreases by about 4 degrees fahreheit every 1,000 (ft) of elevation gain. On a certain day, the air temperature outside an... more
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8d

Linear Equation Word Problems
A meteorologist estimates that on a sunny day, the air temperature decreases by about 4 degrees fahreheit every 1,000 (ft) of elevation gain. On a certain day, the air temperature outside an... more
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Algebra Precalculus

8d

Which of the lines is the equation of a line that passes through the point (3,6) and is perpendicular to the line 2x+4y=8?
A. Y-6=-2(x-3)b. Y=-2x+12c. All of thesed. 2x+y-12=0e. Y=2x
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8d

Linear Equation Word Problems
A barber offers two options at his barbershop: a $15.00 regular haircut and a $20.00 deluxe haircut. On a certain day, the barber gave r regular haircuts and 3 fewer deluxe haircuts than regular... more
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Algebra

8d

A small pump can drain a pool in 7 hours. A large pump could drain the same pool in 3 hours. How long​ (to the nearest​ minute) will it take to drain the pool if both pumps are used​ simultaneously?
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Algebra

8d

3(2x + 1) =9 solve
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Algebra

8d

equation for a line that has a slope of 14 and a y-intercept of -3.
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Algebra

8d

Application problem with a linear function: Finding a coordinate given two points
The monthly cost (in dollars) of a long-distance phone plan is a linear function of the total calling time (in minutes). The monthly cost for 30 minutes of calls is $12.53 and the monthly cost... more
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8d

MATH QUESTION!!
From a 9​-cm by 9​-cm piece of​ cardboard, square corners are cut out so that the sides can be folded up to make a box. Complete parts a through c below.a) Express the volume of the box as a... more
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