Question

Solve the equation:
9 - 7 — 29
Select one:
oz = 36
o -4
о - - 4
2​

Answer 1

38/9

Explanation:

9x - 7 = 29⁰

9x = 38

x = 38/9

Answer 2

9x-7= 29

9x-7+7= 29+7

9x= 36

Divide by 9 for 9x and 36

9x/9= 36/9

x= 4

Check answer by using substitution method

9x-7= 29

9(4)-7=29

36-7= 29

29= 29

Answer is x=4 (second choice)