5(u+3)-7v=23

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Solution for 5(u+3)-7v=23 equation:


Simplifying
5(u + 3) + -7v = 23

Reorder the terms:
5(3 + u) + -7v = 23
(3 * 5 + u * 5) + -7v = 23
(15 + 5u) + -7v = 23

Solving
15 + 5u + -7v = 23

Solving for variable 'u'.

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

Add '-15' to each side of the equation.
15 + 5u + -15 + -7v = 23 + -15

Reorder the terms:
15 + -15 + 5u + -7v = 23 + -15

Combine like terms: 15 + -15 = 0
0 + 5u + -7v = 23 + -15
5u + -7v = 23 + -15

Combine like terms: 23 + -15 = 8
5u + -7v = 8

Add '7v' to each side of the equation.
5u + -7v + 7v = 8 + 7v

Combine like terms: -7v + 7v = 0
5u + 0 = 8 + 7v
5u = 8 + 7v

Divide each side by '5'.
u = 1.6 + 1.4v

Simplifying
u = 1.6 + 1.4v

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