10=-7u+4(u+7)

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Solution for 10=-7u+4(u+7) equation:


Simplifying
10 = -7u + 4(u + 7)

Reorder the terms:
10 = -7u + 4(7 + u)
10 = -7u + (7 * 4 + u * 4)
10 = -7u + (28 + 4u)

Reorder the terms:
10 = 28 + -7u + 4u

Combine like terms: -7u + 4u = -3u
10 = 28 + -3u

Solving
10 = 28 + -3u

Solving for variable 'u'.

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

Add '3u' to each side of the equation.
10 + 3u = 28 + -3u + 3u

Combine like terms: -3u + 3u = 0
10 + 3u = 28 + 0
10 + 3u = 28

Add '-10' to each side of the equation.
10 + -10 + 3u = 28 + -10

Combine like terms: 10 + -10 = 0
0 + 3u = 28 + -10
3u = 28 + -10

Combine like terms: 28 + -10 = 18
3u = 18

Divide each side by '3'.
u = 6

Simplifying
u = 6

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