7x+(3-4x)=-15

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Solution for 7x+(3-4x)=-15 equation:


Simplifying
7x + (3 + -4x) = -15

Remove parenthesis around (3 + -4x)
7x + 3 + -4x = -15

Reorder the terms:
3 + 7x + -4x = -15

Combine like terms: 7x + -4x = 3x
3 + 3x = -15

Solving
3 + 3x = -15

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 3x = -15 + -3

Combine like terms: 3 + -3 = 0
0 + 3x = -15 + -3
3x = -15 + -3

Combine like terms: -15 + -3 = -18
3x = -18

Divide each side by '3'.
x = -6

Simplifying
x = -6

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