-7u+5(u+8)=30

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Solution for -7u+5(u+8)=30 equation:


Simplifying
-7u + 5(u + 8) = 30

Reorder the terms:
-7u + 5(8 + u) = 30
-7u + (8 * 5 + u * 5) = 30
-7u + (40 + 5u) = 30

Reorder the terms:
40 + -7u + 5u = 30

Combine like terms: -7u + 5u = -2u
40 + -2u = 30

Solving
40 + -2u = 30

Solving for variable 'u'.

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

Add '-40' to each side of the equation.
40 + -40 + -2u = 30 + -40

Combine like terms: 40 + -40 = 0
0 + -2u = 30 + -40
-2u = 30 + -40

Combine like terms: 30 + -40 = -10
-2u = -10

Divide each side by '-2'.
u = 5

Simplifying
u = 5

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