8x-4=9(x+4)

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Solution for 8x-4=9(x+4) equation:


Simplifying
8x + -4 = 9(x + 4)

Reorder the terms:
-4 + 8x = 9(x + 4)

Reorder the terms:
-4 + 8x = 9(4 + x)
-4 + 8x = (4 * 9 + x * 9)
-4 + 8x = (36 + 9x)

Solving
-4 + 8x = 36 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-4 + 8x + -9x = 36 + 9x + -9x

Combine like terms: 8x + -9x = -1x
-4 + -1x = 36 + 9x + -9x

Combine like terms: 9x + -9x = 0
-4 + -1x = 36 + 0
-4 + -1x = 36

Add '4' to each side of the equation.
-4 + 4 + -1x = 36 + 4

Combine like terms: -4 + 4 = 0
0 + -1x = 36 + 4
-1x = 36 + 4

Combine like terms: 36 + 4 = 40
-1x = 40

Divide each side by '-1'.
x = -40

Simplifying
x = -40

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