08/18/19

I need help with number 4 plz

4) Insert parenthesis in each expression to make a true equation.a) 5 - 2 x 6 - 5 + 2 = 5 b) 12/4 + 10 - 3 x 3 + 7 = 11 c) 22 - 32 - 5 x 3 - 5 = 30 d) 12 - 8 - 4 x 5 = 8
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08/18/19

How can I prove this mathmatical induction?
∑j=1n 2j = 2(2n-1)
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08/18/19

Choose the more precise measurement from the pair 54.1 cm and 54.16 cm. Justify your answer.
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08/17/19

Algebraic expression
The sum of 24 and twice Vanessa's height
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08/17/19

math help algebra 1 or 2
The cross section of television antenna dish is a parabola and the receiver is located at the focus, 5 feet above the vertex. A. find an equation for the cross section of the dish.( assume the... more
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08/17/19

Starting with 30 dollars on a gift card, I spend 5 dollars a day at Starbucks. What is my domain and range?
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08/16/19

If f(x)=x^2-1, describe in words what f(x)-4 would do to the graph of f(x).
Please help. I do not understand.
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08/15/19

Michael is doing an underwater handstand. His feet are sticking up 2 feet above the surface of the water. Michael's hands are 5 feet directly below his feet.
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08/15/19

solve and graph the inequality 6. 7 ≥ - 0. 2 x + 4. 5
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08/15/19

Help: Math problem with quadratic equation
A cheetah travels 40 kmph faster than a lion. The cheetah goes 360 km in 3 hours less time than the lion goes 360 km. Find the speed of each animal
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08/14/19

the difference of eleven and four times five
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08/14/19

Difference of three times a number and 4 is -19
Please help tank tank tank tank
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08/14/19

Distant formula
A train traveled at 62 miles per hour for 7 1/2 hours. How far did the train travel in7 1/2 hours? Use the formula D=r*t
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08/13/19

Find the equation of the line: with x-intercept 5 and y- intercept -7
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08/13/19

Find the equation of the line: with slope -4 through (-2,5)
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08/13/19

Find the equation of the line: through (5,-1) and(2,2)
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08/13/19

Solve the problem: The number a is 1/5 smaller than the number b .By how much is b bigger than a?
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08/13/19

12^(x+10)=13^(-9x) Write the exact answer using either base-10 or base-e logarithms.
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08/13/19

Algebra Problem
A company that manufactures wheelchairs has a fixed costs of$500,000. The average cost per wheel chair, C, for the company to manufacture x wheelchairs per month is modeled by the... more
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08/13/19

25 x 1/6 solve the problem
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08/13/19

A parabola has a vertex at (-1, 0) and opens down. What is the equation of the parabola?
A parabola has a vertex at (-1, 0) and opens down. What is the equation of the parabola?
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08/12/19

Find an equation in standard form for the hyperbola with vertices at (0, ±4) and asymptotes at y = ±2 divided by 3.x.
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08/11/19

point B is the midpoint of AC.
Point B is the midpoint of AC. If BC is two less than 5 times AB, find AC
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08/11/19

how many pennies would make 8 kilometers
1 penny is 6/8 of an inch or 0.75 inches
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08/10/19

how long did the stone fall in the air and how long did it fall in the water?
stone fell from the top of a cliff into the ocean. In the air, it had an average speed of 5m/s before hitting the sea. The total distance from the top of the cliff to the sea is 200 feet and the... more
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