-7u+5(u-7)=-17

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Solution for -7u+5(u-7)=-17 equation:


Simplifying
-7u + 5(u + -7) = -17

Reorder the terms:
-7u + 5(-7 + u) = -17
-7u + (-7 * 5 + u * 5) = -17
-7u + (-35 + 5u) = -17

Reorder the terms:
-35 + -7u + 5u = -17

Combine like terms: -7u + 5u = -2u
-35 + -2u = -17

Solving
-35 + -2u = -17

Solving for variable 'u'.

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

Add '35' to each side of the equation.
-35 + 35 + -2u = -17 + 35

Combine like terms: -35 + 35 = 0
0 + -2u = -17 + 35
-2u = -17 + 35

Combine like terms: -17 + 35 = 18
-2u = 18

Divide each side by '-2'.
u = -9

Simplifying
u = -9

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