Assiatoubah Assiatoubah

11-11-2017
Mathematics

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Fill in the reason that justifies the step to solve for x in the diagram.
Given: QS = 42
x + 3 + 2x = 42

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gymnast01forever gymnast01forever

11-11-2017

answer is 13 42-3=39÷3=13

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svdgh0ul svdgh0ul

11-11-2017

You first combine like terms
3x + 3 = 42
Subtract 3 on both sides
3x = 39
Divide by 3 on both sides which gives you x = 13

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