4(U+9)=8U+40

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Solution for 4(U+9)=8U+40 equation:


Simplifying
4(U + 9) = 8U + 40

Reorder the terms:
4(9 + U) = 8U + 40
(9 * 4 + U * 4) = 8U + 40
(36 + 4U) = 8U + 40

Reorder the terms:
36 + 4U = 40 + 8U

Solving
36 + 4U = 40 + 8U

Solving for variable 'U'.

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

Add '-8U' to each side of the equation.
36 + 4U + -8U = 40 + 8U + -8U

Combine like terms: 4U + -8U = -4U
36 + -4U = 40 + 8U + -8U

Combine like terms: 8U + -8U = 0
36 + -4U = 40 + 0
36 + -4U = 40

Add '-36' to each side of the equation.
36 + -36 + -4U = 40 + -36

Combine like terms: 36 + -36 = 0
0 + -4U = 40 + -36
-4U = 40 + -36

Combine like terms: 40 + -36 = 4
-4U = 4

Divide each side by '-4'.
U = -1

Simplifying
U = -1

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