Question

a) Solve 3(x - 5) = 18
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Answer 1

Step-by-step explanation:

$\tt \: 3x - 15 = 18 \\ \tt \: 3x = 18 + 15 \\ \tt \: 3x = 33 \\\tt \: x = \frac{33}{3} \\ \\ \tt \red{x = 11}$

Answer 2

Step-by-step explanation:

3(x-5) = 18

3x-15 = 18

3x = 18+15

3x = 33

x = 33/3

x = 11