5(u+1)-7=3(u+4)+7

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Solution for 5(u+1)-7=3(u+4)+7 equation:


Simplifying
5(u + 1) + -7 = 3(u + 4) + 7

Reorder the terms:
5(1 + u) + -7 = 3(u + 4) + 7
(1 * 5 + u * 5) + -7 = 3(u + 4) + 7
(5 + 5u) + -7 = 3(u + 4) + 7

Reorder the terms:
5 + -7 + 5u = 3(u + 4) + 7

Combine like terms: 5 + -7 = -2
-2 + 5u = 3(u + 4) + 7

Reorder the terms:
-2 + 5u = 3(4 + u) + 7
-2 + 5u = (4 * 3 + u * 3) + 7
-2 + 5u = (12 + 3u) + 7

Reorder the terms:
-2 + 5u = 12 + 7 + 3u

Combine like terms: 12 + 7 = 19
-2 + 5u = 19 + 3u

Solving
-2 + 5u = 19 + 3u

Solving for variable 'u'.

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

Add '-3u' to each side of the equation.
-2 + 5u + -3u = 19 + 3u + -3u

Combine like terms: 5u + -3u = 2u
-2 + 2u = 19 + 3u + -3u

Combine like terms: 3u + -3u = 0
-2 + 2u = 19 + 0
-2 + 2u = 19

Add '2' to each side of the equation.
-2 + 2 + 2u = 19 + 2

Combine like terms: -2 + 2 = 0
0 + 2u = 19 + 2
2u = 19 + 2

Combine like terms: 19 + 2 = 21
2u = 21

Divide each side by '2'.
u = 10.5

Simplifying
u = 10.5

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