-7-4u-3w=15

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Solution for -7-4u-3w=15 equation:


Simplifying
-7 + -4u + -3w = 15

Solving
-7 + -4u + -3w = 15

Solving for variable 'u'.

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

Add '7' to each side of the equation.
-7 + -4u + 7 + -3w = 15 + 7

Reorder the terms:
-7 + 7 + -4u + -3w = 15 + 7

Combine like terms: -7 + 7 = 0
0 + -4u + -3w = 15 + 7
-4u + -3w = 15 + 7

Combine like terms: 15 + 7 = 22
-4u + -3w = 22

Add '3w' to each side of the equation.
-4u + -3w + 3w = 22 + 3w

Combine like terms: -3w + 3w = 0
-4u + 0 = 22 + 3w
-4u = 22 + 3w

Divide each side by '-4'.
u = -5.5 + -0.75w

Simplifying
u = -5.5 + -0.75w

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