-2(4x+5)-(4x+5)=

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Solution for -2(4x+5)-(4x+5)= equation:


Simplifying
-2(4x + 5) + -1(4x + 5) = 0

Reorder the terms:
-2(5 + 4x) + -1(4x + 5) = 0
(5 * -2 + 4x * -2) + -1(4x + 5) = 0
(-10 + -8x) + -1(4x + 5) = 0

Reorder the terms:
-10 + -8x + -1(5 + 4x) = 0
-10 + -8x + (5 * -1 + 4x * -1) = 0
-10 + -8x + (-5 + -4x) = 0

Reorder the terms:
-10 + -5 + -8x + -4x = 0

Combine like terms: -10 + -5 = -15
-15 + -8x + -4x = 0

Combine like terms: -8x + -4x = -12x
-15 + -12x = 0

Solving
-15 + -12x = 0

Solving for variable 'x'.

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

Add '15' to each side of the equation.
-15 + 15 + -12x = 0 + 15

Combine like terms: -15 + 15 = 0
0 + -12x = 0 + 15
-12x = 0 + 15

Combine like terms: 0 + 15 = 15
-12x = 15

Divide each side by '-12'.
x = -1.25

Simplifying
x = -1.25

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