Question

What is 4x +10=30 and 4x-8=20.

Answer 1

1: x = 5

4 x 5 = 20

20 + 10 = 30

2:

x = 7

4 x 7 = 28

28 - 8 = 20

Answer 2

Answer: 4x+10=30 4x-8=20

10-10= 8+(-8)=0

30-10=20 20+ 8= 28

4x=20 4x=28

4/4=1 4/4=1

20/4=5 28/4=7

x=5 x=7

Step-by-step explanation: Hope this helps!! :))