-3x-15=-4x-7

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


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

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

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

Solving
-15 + -3x = -7 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
-15 + -3x + 4x = -7 + -4x + 4x

Combine like terms: -3x + 4x = 1x
-15 + 1x = -7 + -4x + 4x

Combine like terms: -4x + 4x = 0
-15 + 1x = -7 + 0
-15 + 1x = -7

Add '15' to each side of the equation.
-15 + 15 + 1x = -7 + 15

Combine like terms: -15 + 15 = 0
0 + 1x = -7 + 15
1x = -7 + 15

Combine like terms: -7 + 15 = 8
1x = 8

Divide each side by '1'.
x = 8

Simplifying
x = 8

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