Question

I need this now please! Are the two expressions equivalent when x=5... 7x + 3x and 9x + 5 ?

Answer 1

yes because if you plug in the 5 in place of the x variable, you would get 7(5)+3(5)=50 and 9(5)+5=50 so both equations would equal to each other.

Explanation:

because if you plug in the 5 in place of the x variable, you would get 7(5)+3(5)=50 and 9(5)+5=50 so both equations would equal to each other.