Question

Which Algerbredic expression is equivelant to the expression below

Answer 1

hope it helps you see the attachment

Answer 2

21x + 40.

If you multiply 7x by 3, you get 21x.

Then, multiply 3 by 12 and add 4.

3 * 12 = 36

36 + 4 = 40.

Our new equation is 21x + 40.