Question

Find the value of x help plz​

Answer 1

5. x = 9

6. x = 12

7. x = 15

8. x = 11

Explanation:

5. 90-56 = 34

34 = 3x + 7

27 = 3x

x = 9

6. 90 - 48 = 42

42 = 3x + 6

36 = 3x

x = 12

7. 90 - 47 = 43

43 = 2x + 13

30 = 2x

x= 15

8. 3x + 5x + 2 = 90

8x = 88

x = 11