4x-3(3x+10)=-15

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Solution for 4x-3(3x+10)=-15 equation:


Simplifying
4x + -3(3x + 10) = -15

Reorder the terms:
4x + -3(10 + 3x) = -15
4x + (10 * -3 + 3x * -3) = -15
4x + (-30 + -9x) = -15

Reorder the terms:
-30 + 4x + -9x = -15

Combine like terms: 4x + -9x = -5x
-30 + -5x = -15

Solving
-30 + -5x = -15

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 + -5x = -15 + 30

Combine like terms: -30 + 30 = 0
0 + -5x = -15 + 30
-5x = -15 + 30

Combine like terms: -15 + 30 = 15
-5x = 15

Divide each side by '-5'.
x = -3

Simplifying
x = -3

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