3(u-5)-2=7

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Solution for 3(u-5)-2=7 equation:


Simplifying
3(u + -5) + -2 = 7

Reorder the terms:
3(-5 + u) + -2 = 7
(-5 * 3 + u * 3) + -2 = 7
(-15 + 3u) + -2 = 7

Reorder the terms:
-15 + -2 + 3u = 7

Combine like terms: -15 + -2 = -17
-17 + 3u = 7

Solving
-17 + 3u = 7

Solving for variable 'u'.

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

Add '17' to each side of the equation.
-17 + 17 + 3u = 7 + 17

Combine like terms: -17 + 17 = 0
0 + 3u = 7 + 17
3u = 7 + 17

Combine like terms: 7 + 17 = 24
3u = 24

Divide each side by '3'.
u = 8

Simplifying
u = 8

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