2x+3y=780
What is x?
What is y?

Nine more than four times a number is the same as one less than twice the number. find the number?

An object in geometry with no width, length or height is a(n):

3questions show how you solved the problem 1. subtract & simplify (–y2 – 4y – 8) – (–4y2 – 6y + 3) 2.multiply and simplify 2x2y3z2 · 4xy4x2 3.multiply and simplify (x – 4) (x2 – 5x – 6)