-4u+7=-5u

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Solution for -4u+7=-5u equation:


Simplifying
-4u + 7 = -5u

Reorder the terms:
7 + -4u = -5u

Solving
7 + -4u = -5u

Solving for variable 'u'.

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

Add '5u' to each side of the equation.
7 + -4u + 5u = -5u + 5u

Combine like terms: -4u + 5u = 1u
7 + 1u = -5u + 5u

Combine like terms: -5u + 5u = 0
7 + 1u = 0

Add '-7' to each side of the equation.
7 + -7 + 1u = 0 + -7

Combine like terms: 7 + -7 = 0
0 + 1u = 0 + -7
1u = 0 + -7

Combine like terms: 0 + -7 = -7
1u = -7

Divide each side by '1'.
u = -7

Simplifying
u = -7

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