7x+8-9(x-1)=6x+4

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Solution for 7x+8-9(x-1)=6x+4 equation:


Simplifying
7x + 8 + -9(x + -1) = 6x + 4

Reorder the terms:
7x + 8 + -9(-1 + x) = 6x + 4
7x + 8 + (-1 * -9 + x * -9) = 6x + 4
7x + 8 + (9 + -9x) = 6x + 4

Reorder the terms:
8 + 9 + 7x + -9x = 6x + 4

Combine like terms: 8 + 9 = 17
17 + 7x + -9x = 6x + 4

Combine like terms: 7x + -9x = -2x
17 + -2x = 6x + 4

Reorder the terms:
17 + -2x = 4 + 6x

Solving
17 + -2x = 4 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
17 + -2x + -6x = 4 + 6x + -6x

Combine like terms: -2x + -6x = -8x
17 + -8x = 4 + 6x + -6x

Combine like terms: 6x + -6x = 0
17 + -8x = 4 + 0
17 + -8x = 4

Add '-17' to each side of the equation.
17 + -17 + -8x = 4 + -17

Combine like terms: 17 + -17 = 0
0 + -8x = 4 + -17
-8x = 4 + -17

Combine like terms: 4 + -17 = -13
-8x = -13

Divide each side by '-8'.
x = 1.625

Simplifying
x = 1.625

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