7x-(9x+8)=7x-17

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Solution for 7x-(9x+8)=7x-17 equation:


Simplifying
7x + -1(9x + 8) = 7x + -17

Reorder the terms:
7x + -1(8 + 9x) = 7x + -17
7x + (8 * -1 + 9x * -1) = 7x + -17
7x + (-8 + -9x) = 7x + -17

Reorder the terms:
-8 + 7x + -9x = 7x + -17

Combine like terms: 7x + -9x = -2x
-8 + -2x = 7x + -17

Reorder the terms:
-8 + -2x = -17 + 7x

Solving
-8 + -2x = -17 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
-8 + -2x + -7x = -17 + 7x + -7x

Combine like terms: -2x + -7x = -9x
-8 + -9x = -17 + 7x + -7x

Combine like terms: 7x + -7x = 0
-8 + -9x = -17 + 0
-8 + -9x = -17

Add '8' to each side of the equation.
-8 + 8 + -9x = -17 + 8

Combine like terms: -8 + 8 = 0
0 + -9x = -17 + 8
-9x = -17 + 8

Combine like terms: -17 + 8 = -9
-9x = -9

Divide each side by '-9'.
x = 1

Simplifying
x = 1

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