8x-(2x+9)=4x-45

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Solution for 8x-(2x+9)=4x-45 equation:


Simplifying
8x + -1(2x + 9) = 4x + -45

Reorder the terms:
8x + -1(9 + 2x) = 4x + -45
8x + (9 * -1 + 2x * -1) = 4x + -45
8x + (-9 + -2x) = 4x + -45

Reorder the terms:
-9 + 8x + -2x = 4x + -45

Combine like terms: 8x + -2x = 6x
-9 + 6x = 4x + -45

Reorder the terms:
-9 + 6x = -45 + 4x

Solving
-9 + 6x = -45 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-9 + 6x + -4x = -45 + 4x + -4x

Combine like terms: 6x + -4x = 2x
-9 + 2x = -45 + 4x + -4x

Combine like terms: 4x + -4x = 0
-9 + 2x = -45 + 0
-9 + 2x = -45

Add '9' to each side of the equation.
-9 + 9 + 2x = -45 + 9

Combine like terms: -9 + 9 = 0
0 + 2x = -45 + 9
2x = -45 + 9

Combine like terms: -45 + 9 = -36
2x = -36

Divide each side by '2'.
x = -18

Simplifying
x = -18

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