-7(u-9)=-2u+13

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Solution for -7(u-9)=-2u+13 equation:


Simplifying
-7(u + -9) = -2u + 13

Reorder the terms:
-7(-9 + u) = -2u + 13
(-9 * -7 + u * -7) = -2u + 13
(63 + -7u) = -2u + 13

Reorder the terms:
63 + -7u = 13 + -2u

Solving
63 + -7u = 13 + -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.
63 + -7u + 2u = 13 + -2u + 2u

Combine like terms: -7u + 2u = -5u
63 + -5u = 13 + -2u + 2u

Combine like terms: -2u + 2u = 0
63 + -5u = 13 + 0
63 + -5u = 13

Add '-63' to each side of the equation.
63 + -63 + -5u = 13 + -63

Combine like terms: 63 + -63 = 0
0 + -5u = 13 + -63
-5u = 13 + -63

Combine like terms: 13 + -63 = -50
-5u = -50

Divide each side by '-5'.
u = 10

Simplifying
u = 10

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