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

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


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

Reorder the terms:
9 + -7(5 + 3x) = x + -2(x + 4)
9 + (5 * -7 + 3x * -7) = x + -2(x + 4)
9 + (-35 + -21x) = x + -2(x + 4)

Combine like terms: 9 + -35 = -26
-26 + -21x = x + -2(x + 4)

Reorder the terms:
-26 + -21x = x + -2(4 + x)
-26 + -21x = x + (4 * -2 + x * -2)
-26 + -21x = x + (-8 + -2x)

Reorder the terms:
-26 + -21x = -8 + x + -2x

Combine like terms: x + -2x = -1x
-26 + -21x = -8 + -1x

Solving
-26 + -21x = -8 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-26 + -21x + x = -8 + -1x + x

Combine like terms: -21x + x = -20x
-26 + -20x = -8 + -1x + x

Combine like terms: -1x + x = 0
-26 + -20x = -8 + 0
-26 + -20x = -8

Add '26' to each side of the equation.
-26 + 26 + -20x = -8 + 26

Combine like terms: -26 + 26 = 0
0 + -20x = -8 + 26
-20x = -8 + 26

Combine like terms: -8 + 26 = 18
-20x = 18

Divide each side by '-20'.
x = -0.9

Simplifying
x = -0.9

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