4x-9=8x-18

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Solution for 4x-9=8x-18 equation:


Simplifying
4x + -9 = 8x + -18

Reorder the terms:
-9 + 4x = 8x + -18

Reorder the terms:
-9 + 4x = -18 + 8x

Solving
-9 + 4x = -18 + 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.
-9 + 4x + -8x = -18 + 8x + -8x

Combine like terms: 4x + -8x = -4x
-9 + -4x = -18 + 8x + -8x

Combine like terms: 8x + -8x = 0
-9 + -4x = -18 + 0
-9 + -4x = -18

Add '9' to each side of the equation.
-9 + 9 + -4x = -18 + 9

Combine like terms: -9 + 9 = 0
0 + -4x = -18 + 9
-4x = -18 + 9

Combine like terms: -18 + 9 = -9
-4x = -9

Divide each side by '-4'.
x = 2.25

Simplifying
x = 2.25

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