3(X-7)-9=-4(-3X+8)-X

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Solution for 3(X-7)-9=-4(-3X+8)-X equation:


Simplifying
3(X + -7) + -9 = -4(-3X + 8) + -1X

Reorder the terms:
3(-7 + X) + -9 = -4(-3X + 8) + -1X
(-7 * 3 + X * 3) + -9 = -4(-3X + 8) + -1X
(-21 + 3X) + -9 = -4(-3X + 8) + -1X

Reorder the terms:
-21 + -9 + 3X = -4(-3X + 8) + -1X

Combine like terms: -21 + -9 = -30
-30 + 3X = -4(-3X + 8) + -1X

Reorder the terms:
-30 + 3X = -4(8 + -3X) + -1X
-30 + 3X = (8 * -4 + -3X * -4) + -1X
-30 + 3X = (-32 + 12X) + -1X

Combine like terms: 12X + -1X = 11X
-30 + 3X = -32 + 11X

Solving
-30 + 3X = -32 + 11X

Solving for variable 'X'.

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

Add '-11X' to each side of the equation.
-30 + 3X + -11X = -32 + 11X + -11X

Combine like terms: 3X + -11X = -8X
-30 + -8X = -32 + 11X + -11X

Combine like terms: 11X + -11X = 0
-30 + -8X = -32 + 0
-30 + -8X = -32

Add '30' to each side of the equation.
-30 + 30 + -8X = -32 + 30

Combine like terms: -30 + 30 = 0
0 + -8X = -32 + 30
-8X = -32 + 30

Combine like terms: -32 + 30 = -2
-8X = -2

Divide each side by '-8'.
X = 0.25

Simplifying
X = 0.25

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