3(u-7)-5u=-37

Solution for 3(u-7)-5u=-37 equation:

Simplifying
3(u + -7) + -5u = -37

Reorder the terms:
3(-7 + u) + -5u = -37
(-7 * 3 + u * 3) + -5u = -37
(-21 + 3u) + -5u = -37

Combine like terms: 3u + -5u = -2u
-21 + -2u = -37

Solving
-21 + -2u = -37

Solving for variable 'u'.

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

Add '21' to each side of the equation.
-21 + 21 + -2u = -37 + 21

Combine like terms: -21 + 21 = 0
0 + -2u = -37 + 21
-2u = -37 + 21

Combine like terms: -37 + 21 = -16
-2u = -16

Divide each side by '-2'.
u = 8

Simplifying
u = 8