Solve the equation. 3 (x - 1) = 18
2 answers:
Expand: 3x-3=18
Move 3 to other side: 3x=21
Divide the 3 over: x=7
- 3 ( x - 1 ) = 18
- or, 3x - 3 = 18
- or, 3x = 18 - 3
- or, 3x = 15
- or, x = 15 ÷ 3
- or, x = 5
<u>Answer</u><u>:</u>
<u>x </u><u>=</u><u> </u><u>5</u>
Hope you could understand.
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