Select two expressions that are equal to each other for any value of x.

1.) 3x-2
2.)3x+2
3.) 2(x+1) + x
4.) 2 (x+2)+x

Which values of p and q result in an equation with exactly one solution? px-43=-42x+q choose all answers that apply: a) p=-43 and q=-43 b) p=42 and q=43 c) p=43 and q=−42 d) p=42 and q=42

If the alternate hypothesis of an experiment is “the true mean height of the giraffes is more than 15 feet” what is the null hypothesis?

Explain how you can show five less than a number using an algebraic expression