3u+36=-7(u-4)

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Solution for 3u+36=-7(u-4) equation:


Simplifying
3u + 36 = -7(u + -4)

Reorder the terms:
36 + 3u = -7(u + -4)

Reorder the terms:
36 + 3u = -7(-4 + u)
36 + 3u = (-4 * -7 + u * -7)
36 + 3u = (28 + -7u)

Solving
36 + 3u = 28 + -7u

Solving for variable 'u'.

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

Add '7u' to each side of the equation.
36 + 3u + 7u = 28 + -7u + 7u

Combine like terms: 3u + 7u = 10u
36 + 10u = 28 + -7u + 7u

Combine like terms: -7u + 7u = 0
36 + 10u = 28 + 0
36 + 10u = 28

Add '-36' to each side of the equation.
36 + -36 + 10u = 28 + -36

Combine like terms: 36 + -36 = 0
0 + 10u = 28 + -36
10u = 28 + -36

Combine like terms: 28 + -36 = -8
10u = -8

Divide each side by '10'.
u = -0.8

Simplifying
u = -0.8

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