-4u+13=1u-17+20

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Solution for -4u+13=1u-17+20 equation:


Simplifying
-4u + 13 = 1u + -17 + 20

Reorder the terms:
13 + -4u = 1u + -17 + 20

Reorder the terms:
13 + -4u = -17 + 20 + 1u

Combine like terms: -17 + 20 = 3
13 + -4u = 3 + 1u

Solving
13 + -4u = 3 + 1u

Solving for variable 'u'.

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

Add '-1u' to each side of the equation.
13 + -4u + -1u = 3 + 1u + -1u

Combine like terms: -4u + -1u = -5u
13 + -5u = 3 + 1u + -1u

Combine like terms: 1u + -1u = 0
13 + -5u = 3 + 0
13 + -5u = 3

Add '-13' to each side of the equation.
13 + -13 + -5u = 3 + -13

Combine like terms: 13 + -13 = 0
0 + -5u = 3 + -13
-5u = 3 + -13

Combine like terms: 3 + -13 = -10
-5u = -10

Divide each side by '-5'.
u = 2

Simplifying
u = 2

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