Question

I'm not sure I understand this help!

Answer 1

12x+20

Step-by-step

nice

Answer 2

Replace x with 11 and solve:

4(3(11) + 5)

3 x 11 = 33:

4(33 + 5)

33 + 5 = 38:

4(38)

4 x 38 = 152

answer: 152