15=4x-(7x-3)

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


Simplifying
15 = 4x + -1(7x + -3)

Reorder the terms:
15 = 4x + -1(-3 + 7x)
15 = 4x + (-3 * -1 + 7x * -1)
15 = 4x + (3 + -7x)

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

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

Solving
15 = 3 + -3x

Solving for variable 'x'.

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

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

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

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

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

Combine like terms: 3 + -15 = -12
3x = -12

Divide each side by '3'.
x = -4

Simplifying
x = -4

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