45x-30+12x-15=240

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Solution for 45x-30+12x-15=240 equation:


Simplifying
45x + -30 + 12x + -15 = 240

Reorder the terms:
-30 + -15 + 45x + 12x = 240

Combine like terms: -30 + -15 = -45
-45 + 45x + 12x = 240

Combine like terms: 45x + 12x = 57x
-45 + 57x = 240

Solving
-45 + 57x = 240

Solving for variable 'x'.

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

Add '45' to each side of the equation.
-45 + 45 + 57x = 240 + 45

Combine like terms: -45 + 45 = 0
0 + 57x = 240 + 45
57x = 240 + 45

Combine like terms: 240 + 45 = 285
57x = 285

Divide each side by '57'.
x = 5

Simplifying
x = 5

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