8u+7=-2u-3

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Solution for 8u+7=-2u-3 equation:


Simplifying
8u + 7 = -2u + -3

Reorder the terms:
7 + 8u = -2u + -3

Reorder the terms:
7 + 8u = -3 + -2u

Solving
7 + 8u = -3 + -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.
7 + 8u + 2u = -3 + -2u + 2u

Combine like terms: 8u + 2u = 10u
7 + 10u = -3 + -2u + 2u

Combine like terms: -2u + 2u = 0
7 + 10u = -3 + 0
7 + 10u = -3

Add '-7' to each side of the equation.
7 + -7 + 10u = -3 + -7

Combine like terms: 7 + -7 = 0
0 + 10u = -3 + -7
10u = -3 + -7

Combine like terms: -3 + -7 = -10
10u = -10

Divide each side by '10'.
u = -1

Simplifying
u = -1

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