-15=-7x+3(2x-7)

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Solution for -15=-7x+3(2x-7) equation:


Simplifying
-15 = -7x + 3(2x + -7)

Reorder the terms:
-15 = -7x + 3(-7 + 2x)
-15 = -7x + (-7 * 3 + 2x * 3)
-15 = -7x + (-21 + 6x)

Reorder the terms:
-15 = -21 + -7x + 6x

Combine like terms: -7x + 6x = -1x
-15 = -21 + -1x

Solving
-15 = -21 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-15 + x = -21 + -1x + x

Combine like terms: -1x + x = 0
-15 + x = -21 + 0
-15 + x = -21

Add '15' to each side of the equation.
-15 + 15 + x = -21 + 15

Combine like terms: -15 + 15 = 0
0 + x = -21 + 15
x = -21 + 15

Combine like terms: -21 + 15 = -6
x = -6

Simplifying
x = -6

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