4u-7=6u+9

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Solution for 4u-7=6u+9 equation:


Simplifying
4u + -7 = 6u + 9

Reorder the terms:
-7 + 4u = 6u + 9

Reorder the terms:
-7 + 4u = 9 + 6u

Solving
-7 + 4u = 9 + 6u

Solving for variable 'u'.

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

Add '-6u' to each side of the equation.
-7 + 4u + -6u = 9 + 6u + -6u

Combine like terms: 4u + -6u = -2u
-7 + -2u = 9 + 6u + -6u

Combine like terms: 6u + -6u = 0
-7 + -2u = 9 + 0
-7 + -2u = 9

Add '7' to each side of the equation.
-7 + 7 + -2u = 9 + 7

Combine like terms: -7 + 7 = 0
0 + -2u = 9 + 7
-2u = 9 + 7

Combine like terms: 9 + 7 = 16
-2u = 16

Divide each side by '-2'.
u = -8

Simplifying
u = -8

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