6-4(2x+8)=7-(x-9)

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Solution for 6-4(2x+8)=7-(x-9) equation:


Simplifying
6 + -4(2x + 8) = 7 + -1(x + -9)

Reorder the terms:
6 + -4(8 + 2x) = 7 + -1(x + -9)
6 + (8 * -4 + 2x * -4) = 7 + -1(x + -9)
6 + (-32 + -8x) = 7 + -1(x + -9)

Combine like terms: 6 + -32 = -26
-26 + -8x = 7 + -1(x + -9)

Reorder the terms:
-26 + -8x = 7 + -1(-9 + x)
-26 + -8x = 7 + (-9 * -1 + x * -1)
-26 + -8x = 7 + (9 + -1x)

Combine like terms: 7 + 9 = 16
-26 + -8x = 16 + -1x

Solving
-26 + -8x = 16 + -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 + -8x + x = 16 + -1x + x

Combine like terms: -8x + x = -7x
-26 + -7x = 16 + -1x + x

Combine like terms: -1x + x = 0
-26 + -7x = 16 + 0
-26 + -7x = 16

Add '26' to each side of the equation.
-26 + 26 + -7x = 16 + 26

Combine like terms: -26 + 26 = 0
0 + -7x = 16 + 26
-7x = 16 + 26

Combine like terms: 16 + 26 = 42
-7x = 42

Divide each side by '-7'.
x = -6

Simplifying
x = -6

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