2x+3-4(x+3)=-15

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Solution for 2x+3-4(x+3)=-15 equation:


Simplifying
2x + 3 + -4(x + 3) = -15

Reorder the terms:
2x + 3 + -4(3 + x) = -15
2x + 3 + (3 * -4 + x * -4) = -15
2x + 3 + (-12 + -4x) = -15

Reorder the terms:
3 + -12 + 2x + -4x = -15

Combine like terms: 3 + -12 = -9
-9 + 2x + -4x = -15

Combine like terms: 2x + -4x = -2x
-9 + -2x = -15

Solving
-9 + -2x = -15

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + 9 + -2x = -15 + 9

Combine like terms: -9 + 9 = 0
0 + -2x = -15 + 9
-2x = -15 + 9

Combine like terms: -15 + 9 = -6
-2x = -6

Divide each side by '-2'.
x = 3

Simplifying
x = 3

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