-5u-7=-2(u+8)

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Solution for -5u-7=-2(u+8) equation:


Simplifying
-5u + -7 = -2(u + 8)

Reorder the terms:
-7 + -5u = -2(u + 8)

Reorder the terms:
-7 + -5u = -2(8 + u)
-7 + -5u = (8 * -2 + u * -2)
-7 + -5u = (-16 + -2u)

Solving
-7 + -5u = -16 + -2u

Solving for variable 'u'.

Move all terms containing u to the left, all other terms to the right.

Add '2u' to each side of the equation.
-7 + -5u + 2u = -16 + -2u + 2u

Combine like terms: -5u + 2u = -3u
-7 + -3u = -16 + -2u + 2u

Combine like terms: -2u + 2u = 0
-7 + -3u = -16 + 0
-7 + -3u = -16

Add '7' to each side of the equation.
-7 + 7 + -3u = -16 + 7

Combine like terms: -7 + 7 = 0
0 + -3u = -16 + 7
-3u = -16 + 7

Combine like terms: -16 + 7 = -9
-3u = -9

Divide each side by '-3'.
u = 3

Simplifying
u = 3

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