12=4(-x+4.5)+5x

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Solution for 12=4(-x+4.5)+5x equation:


Simplifying
12 = 4(-1x + 4.5) + 5x

Reorder the terms:
12 = 4(4.5 + -1x) + 5x
12 = (4.5 * 4 + -1x * 4) + 5x
12 = (18 + -4x) + 5x

Combine like terms: -4x + 5x = 1x
12 = 18 + 1x

Solving
12 = 18 + 1x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
12 + -1x = 18 + 1x + -1x

Combine like terms: 1x + -1x = 0
12 + -1x = 18 + 0
12 + -1x = 18

Add '-12' to each side of the equation.
12 + -12 + -1x = 18 + -12

Combine like terms: 12 + -12 = 0
0 + -1x = 18 + -12
-1x = 18 + -12

Combine like terms: 18 + -12 = 6
-1x = 6

Divide each side by '-1'.
x = -6

Simplifying
x = -6

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