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secondary 2 | Maths
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Pls help. Need it by today
70 - 2x = 1 + x
70 - 2x + 2x - 1 = 1 + x + 2x - 1
(This step is to aid you in visualising how to get to the step below. It can be skipped)
69 = 3x
So x = 69 ÷ 3
x = 23
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