9x-7=8x+4

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Solution for 9x-7=8x+4 equation:


Simplifying
9x + -7 = 8x + 4

Reorder the terms:
-7 + 9x = 8x + 4

Reorder the terms:
-7 + 9x = 4 + 8x

Solving
-7 + 9x = 4 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
-7 + 9x + -8x = 4 + 8x + -8x

Combine like terms: 9x + -8x = 1x
-7 + 1x = 4 + 8x + -8x

Combine like terms: 8x + -8x = 0
-7 + 1x = 4 + 0
-7 + 1x = 4

Add '7' to each side of the equation.
-7 + 7 + 1x = 4 + 7

Combine like terms: -7 + 7 = 0
0 + 1x = 4 + 7
1x = 4 + 7

Combine like terms: 4 + 7 = 11
1x = 11

Divide each side by '1'.
x = 11

Simplifying
x = 11

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