4(3u-2)+5(4u+3)=71

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Solution for 4(3u-2)+5(4u+3)=71 equation:


Simplifying
4(3u + -2) + 5(4u + 3) = 71

Reorder the terms:
4(-2 + 3u) + 5(4u + 3) = 71
(-2 * 4 + 3u * 4) + 5(4u + 3) = 71
(-8 + 12u) + 5(4u + 3) = 71

Reorder the terms:
-8 + 12u + 5(3 + 4u) = 71
-8 + 12u + (3 * 5 + 4u * 5) = 71
-8 + 12u + (15 + 20u) = 71

Reorder the terms:
-8 + 15 + 12u + 20u = 71

Combine like terms: -8 + 15 = 7
7 + 12u + 20u = 71

Combine like terms: 12u + 20u = 32u
7 + 32u = 71

Solving
7 + 32u = 71

Solving for variable 'u'.

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

Add '-7' to each side of the equation.
7 + -7 + 32u = 71 + -7

Combine like terms: 7 + -7 = 0
0 + 32u = 71 + -7
32u = 71 + -7

Combine like terms: 71 + -7 = 64
32u = 64

Divide each side by '32'.
u = 2

Simplifying
u = 2

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