15=4(u+1)-5

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Solution for 15=4(u+1)-5 equation:


Simplifying
15 = 4(u + 1) + -5

Reorder the terms:
15 = 4(1 + u) + -5
15 = (1 * 4 + u * 4) + -5
15 = (4 + 4u) + -5

Reorder the terms:
15 = 4 + -5 + 4u

Combine like terms: 4 + -5 = -1
15 = -1 + 4u

Solving
15 = -1 + 4u

Solving for variable 'u'.

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

Add '-4u' to each side of the equation.
15 + -4u = -1 + 4u + -4u

Combine like terms: 4u + -4u = 0
15 + -4u = -1 + 0
15 + -4u = -1

Add '-15' to each side of the equation.
15 + -15 + -4u = -1 + -15

Combine like terms: 15 + -15 = 0
0 + -4u = -1 + -15
-4u = -1 + -15

Combine like terms: -1 + -15 = -16
-4u = -16

Divide each side by '-4'.
u = 4

Simplifying
u = 4

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