8u-18=-14u+21

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Solution for 8u-18=-14u+21 equation:


Simplifying
8u + -18 = -14u + 21

Reorder the terms:
-18 + 8u = -14u + 21

Reorder the terms:
-18 + 8u = 21 + -14u

Solving
-18 + 8u = 21 + -14u

Solving for variable 'u'.

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

Add '14u' to each side of the equation.
-18 + 8u + 14u = 21 + -14u + 14u

Combine like terms: 8u + 14u = 22u
-18 + 22u = 21 + -14u + 14u

Combine like terms: -14u + 14u = 0
-18 + 22u = 21 + 0
-18 + 22u = 21

Add '18' to each side of the equation.
-18 + 18 + 22u = 21 + 18

Combine like terms: -18 + 18 = 0
0 + 22u = 21 + 18
22u = 21 + 18

Combine like terms: 21 + 18 = 39
22u = 39

Divide each side by '22'.
u = 1.772727273

Simplifying
u = 1.772727273

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