3x+2(-5x+15)=-54

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Solution for 3x+2(-5x+15)=-54 equation:


Simplifying
3x + 2(-5x + 15) = -54

Reorder the terms:
3x + 2(15 + -5x) = -54
3x + (15 * 2 + -5x * 2) = -54
3x + (30 + -10x) = -54

Reorder the terms:
30 + 3x + -10x = -54

Combine like terms: 3x + -10x = -7x
30 + -7x = -54

Solving
30 + -7x = -54

Solving for variable 'x'.

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

Add '-30' to each side of the equation.
30 + -30 + -7x = -54 + -30

Combine like terms: 30 + -30 = 0
0 + -7x = -54 + -30
-7x = -54 + -30

Combine like terms: -54 + -30 = -84
-7x = -84

Divide each side by '-7'.
x = 12

Simplifying
x = 12

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