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Question
Solve the following:
3(5x – 7) + 2(9x – 11) = 4(8x – 7) – 111
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Solution
Given, 3(5x – 7) + 2(9x – 11) = 4(8x – 7) – 111
⇒ 15x – 21 + 18x – 22 = 32x – 28 – 111
⇒ 33x – 43 = 32x – 139
⇒ 33x – 32x = – 139 + 43 ...[transposing 32x to LHS and – 43 to RHS]
∴ x = – 96
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