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

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


Simplifying
-8(u + 7) + -5(u + 5) = 0

Reorder the terms:
-8(7 + u) + -5(u + 5) = 0
(7 * -8 + u * -8) + -5(u + 5) = 0
(-56 + -8u) + -5(u + 5) = 0

Reorder the terms:
-56 + -8u + -5(5 + u) = 0
-56 + -8u + (5 * -5 + u * -5) = 0
-56 + -8u + (-25 + -5u) = 0

Reorder the terms:
-56 + -25 + -8u + -5u = 0

Combine like terms: -56 + -25 = -81
-81 + -8u + -5u = 0

Combine like terms: -8u + -5u = -13u
-81 + -13u = 0

Solving
-81 + -13u = 0

Solving for variable 'u'.

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

Add '81' to each side of the equation.
-81 + 81 + -13u = 0 + 81

Combine like terms: -81 + 81 = 0
0 + -13u = 0 + 81
-13u = 0 + 81

Combine like terms: 0 + 81 = 81
-13u = 81

Divide each side by '-13'.
u = -6.230769231

Simplifying
u = -6.230769231

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