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14-09-2016
Mathematics

contestada

Solve for x: −2x + 5 < 7
a. x > −1
b. x < −1
c. x > −6
d. x < −6

Respuesta :

14-09-2016

Since we divided by a negative 2 on both sides the sign switches and the answer is { a. x > -1 }

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