9x-4(x+5)-1=7(x-3)-2x

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Solution for 9x-4(x+5)-1=7(x-3)-2x equation:


Simplifying
9x + -4(x + 5) + -1 = 7(x + -3) + -2x

Reorder the terms:
9x + -4(5 + x) + -1 = 7(x + -3) + -2x
9x + (5 * -4 + x * -4) + -1 = 7(x + -3) + -2x
9x + (-20 + -4x) + -1 = 7(x + -3) + -2x

Reorder the terms:
-20 + -1 + 9x + -4x = 7(x + -3) + -2x

Combine like terms: -20 + -1 = -21
-21 + 9x + -4x = 7(x + -3) + -2x

Combine like terms: 9x + -4x = 5x
-21 + 5x = 7(x + -3) + -2x

Reorder the terms:
-21 + 5x = 7(-3 + x) + -2x
-21 + 5x = (-3 * 7 + x * 7) + -2x
-21 + 5x = (-21 + 7x) + -2x

Combine like terms: 7x + -2x = 5x
-21 + 5x = -21 + 5x

Add '21' to each side of the equation.
-21 + 21 + 5x = -21 + 21 + 5x

Combine like terms: -21 + 21 = 0
0 + 5x = -21 + 21 + 5x
5x = -21 + 21 + 5x

Combine like terms: -21 + 21 = 0
5x = 0 + 5x
5x = 5x

Add '-5x' to each side of the equation.
5x + -5x = 5x + -5x

Combine like terms: 5x + -5x = 0
0 = 5x + -5x

Combine like terms: 5x + -5x = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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