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27-06-2017
Mathematics

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2(4 + 2x) ≥ 5x + 5?

Respuesta :

27-06-2017

2(4 + 2x) > = 5x + 5
Distribute the 2
8 + 4x > = 5x + 5
Subtract 5x from both sides
8 - x > = 5
Subtract 8 from both sides
- x > = -3
Divide both sides by -1
When dividing by a negative, change the inequality sign.
x < = 3

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