-7X-8(4X+5)=6X-9

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Solution for -7X-8(4X+5)=6X-9 equation:


Simplifying
-7X + -8(4X + 5) = 6X + -9

Reorder the terms:
-7X + -8(5 + 4X) = 6X + -9
-7X + (5 * -8 + 4X * -8) = 6X + -9
-7X + (-40 + -32X) = 6X + -9

Reorder the terms:
-40 + -7X + -32X = 6X + -9

Combine like terms: -7X + -32X = -39X
-40 + -39X = 6X + -9

Reorder the terms:
-40 + -39X = -9 + 6X

Solving
-40 + -39X = -9 + 6X

Solving for variable 'X'.

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

Add '-6X' to each side of the equation.
-40 + -39X + -6X = -9 + 6X + -6X

Combine like terms: -39X + -6X = -45X
-40 + -45X = -9 + 6X + -6X

Combine like terms: 6X + -6X = 0
-40 + -45X = -9 + 0
-40 + -45X = -9

Add '40' to each side of the equation.
-40 + 40 + -45X = -9 + 40

Combine like terms: -40 + 40 = 0
0 + -45X = -9 + 40
-45X = -9 + 40

Combine like terms: -9 + 40 = 31
-45X = 31

Divide each side by '-45'.
X = -0.6888888889

Simplifying
X = -0.6888888889

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