4(-5x+30)=12x-45

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Solution for 4(-5x+30)=12x-45 equation:


Simplifying
4(-5x + 30) = 12x + -45

Reorder the terms:
4(30 + -5x) = 12x + -45
(30 * 4 + -5x * 4) = 12x + -45
(120 + -20x) = 12x + -45

Reorder the terms:
120 + -20x = -45 + 12x

Solving
120 + -20x = -45 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
120 + -20x + -12x = -45 + 12x + -12x

Combine like terms: -20x + -12x = -32x
120 + -32x = -45 + 12x + -12x

Combine like terms: 12x + -12x = 0
120 + -32x = -45 + 0
120 + -32x = -45

Add '-120' to each side of the equation.
120 + -120 + -32x = -45 + -120

Combine like terms: 120 + -120 = 0
0 + -32x = -45 + -120
-32x = -45 + -120

Combine like terms: -45 + -120 = -165
-32x = -165

Divide each side by '-32'.
x = 5.15625

Simplifying
x = 5.15625

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