xman12008 xman12008

14-12-2020
Mathematics

contestada

What is the value of x?
–2x – x + 3 = –12

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AnastasiaTJ AnastasiaTJ

14-12-2020

Answer:

x = 5

Step-by-step explanation:

-2 -1(coeffcient of -x) = -3

-3x +3 =-12

subtract 3 (the constant) from both sides

cancelling it on the left and leaving -3x = -15

divide each side by -3 leaving x and 5

x = 5

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