-3(4u+7)-2u=2(u-2)-7

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Solution for -3(4u+7)-2u=2(u-2)-7 equation:


Simplifying
-3(4u + 7) + -2u = 2(u + -2) + -7

Reorder the terms:
-3(7 + 4u) + -2u = 2(u + -2) + -7
(7 * -3 + 4u * -3) + -2u = 2(u + -2) + -7
(-21 + -12u) + -2u = 2(u + -2) + -7

Combine like terms: -12u + -2u = -14u
-21 + -14u = 2(u + -2) + -7

Reorder the terms:
-21 + -14u = 2(-2 + u) + -7
-21 + -14u = (-2 * 2 + u * 2) + -7
-21 + -14u = (-4 + 2u) + -7

Reorder the terms:
-21 + -14u = -4 + -7 + 2u

Combine like terms: -4 + -7 = -11
-21 + -14u = -11 + 2u

Solving
-21 + -14u = -11 + 2u

Solving for variable 'u'.

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

Add '-2u' to each side of the equation.
-21 + -14u + -2u = -11 + 2u + -2u

Combine like terms: -14u + -2u = -16u
-21 + -16u = -11 + 2u + -2u

Combine like terms: 2u + -2u = 0
-21 + -16u = -11 + 0
-21 + -16u = -11

Add '21' to each side of the equation.
-21 + 21 + -16u = -11 + 21

Combine like terms: -21 + 21 = 0
0 + -16u = -11 + 21
-16u = -11 + 21

Combine like terms: -11 + 21 = 10
-16u = 10

Divide each side by '-16'.
u = -0.625

Simplifying
u = -0.625

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