19x-18x-18=10x-9

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Solution for 19x-18x-18=10x-9 equation:


Simplifying
19x + -18x + -18 = 10x + -9

Reorder the terms:
-18 + 19x + -18x = 10x + -9

Combine like terms: 19x + -18x = 1x
-18 + 1x = 10x + -9

Reorder the terms:
-18 + 1x = -9 + 10x

Solving
-18 + 1x = -9 + 10x

Solving for variable 'x'.

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

Add '-10x' to each side of the equation.
-18 + 1x + -10x = -9 + 10x + -10x

Combine like terms: 1x + -10x = -9x
-18 + -9x = -9 + 10x + -10x

Combine like terms: 10x + -10x = 0
-18 + -9x = -9 + 0
-18 + -9x = -9

Add '18' to each side of the equation.
-18 + 18 + -9x = -9 + 18

Combine like terms: -18 + 18 = 0
0 + -9x = -9 + 18
-9x = -9 + 18

Combine like terms: -9 + 18 = 9
-9x = 9

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

Simplifying
x = -1

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