Question

d) 4(2x - 3) = 5(x + 6)
e) -4(x + 9) - 14 = 2(8 - 3x)

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Answer 1

d) 4 ( 2x - 3 ) = 5 ( x + 6 )

8x - 12 = 5x + 30

8x - 5x = 30 + 12

3x = 42

x = 42 / 3

x = 14

e) - 4 ( x + 9 ) - 14 = 2 ( 8 - 3x )

- 4x - 36 - 14 = 16 - 6x

- 4x + 6x = 16 + 14 + 36

2x = 30 + 36

2x = 66

x = 66 / 2

x = 33