7(u+6)+3=80

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Solution for 7(u+6)+3=80 equation:


Simplifying
7(u + 6) + 3 = 80

Reorder the terms:
7(6 + u) + 3 = 80
(6 * 7 + u * 7) + 3 = 80
(42 + 7u) + 3 = 80

Reorder the terms:
42 + 3 + 7u = 80

Combine like terms: 42 + 3 = 45
45 + 7u = 80

Solving
45 + 7u = 80

Solving for variable 'u'.

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

Add '-45' to each side of the equation.
45 + -45 + 7u = 80 + -45

Combine like terms: 45 + -45 = 0
0 + 7u = 80 + -45
7u = 80 + -45

Combine like terms: 80 + -45 = 35
7u = 35

Divide each side by '7'.
u = 5

Simplifying
u = 5

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