Subtract (4x + 7) - (x + 1)

asked Jan 23, 2019 14.3k views

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2 votes

the anwser to this question is -2

Speciousfool answered Jan 25, 2019

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The minus changes the signum of the values in the bracket, so:

4x + 7 - (x + 1) = 4x + 7 - x - 1 = 3x + 6

If you want the x:

3x + 6 = 0

3x = -6

x = -6/3 = -2

Hidayat answered Jan 27, 2019

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