A single serve coffee maker costs $70 plus $0.20 for the coffee for each serving. Write an equation

Are the ratio 2/3 and 5/18 a form of proportion

A total of 28 tickets for the summer fair were sold. A child ticket costs $2.50 and an adult ticket costs $3.75. If the total cost of the tickets sold is $82.50, how many child tickets were sold?

5a - 15 8ax - 56a don't know how to do it

Choose Yes or No to tell if each statement is true. All rectangles are squares. All parallelograms are rectangles. All squares are rhombuses. All parallelograms are quadrilaterals.

Simplify: 2 (3x+4) - 14x

A system of linear equations with fewer equations than unknowns is sometimes called an underdetermined system. Suppose that such a system happens to be consistent. Explain why there must be an infinite number of solutions

What is polynomial 10x3 + 35x2 - 4x - 14 is factored by grouping.

Danny gets paid $8 per hour. What is the rate of change? A) m=4 B) m = 1/2 C) m=8

Two equivalent expressions the are equal to (9-c) + (9-c) + (9-c) + (9-c) is

If two angles in a triangle add up to138, then what is the size of the third angle