-2x-7(x+1)=2(4x+5)

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Solution for -2x-7(x+1)=2(4x+5) equation:


Simplifying
-2x + -7(x + 1) = 2(4x + 5)

Reorder the terms:
-2x + -7(1 + x) = 2(4x + 5)
-2x + (1 * -7 + x * -7) = 2(4x + 5)
-2x + (-7 + -7x) = 2(4x + 5)

Reorder the terms:
-7 + -2x + -7x = 2(4x + 5)

Combine like terms: -2x + -7x = -9x
-7 + -9x = 2(4x + 5)

Reorder the terms:
-7 + -9x = 2(5 + 4x)
-7 + -9x = (5 * 2 + 4x * 2)
-7 + -9x = (10 + 8x)

Solving
-7 + -9x = 10 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
-7 + -9x + -8x = 10 + 8x + -8x

Combine like terms: -9x + -8x = -17x
-7 + -17x = 10 + 8x + -8x

Combine like terms: 8x + -8x = 0
-7 + -17x = 10 + 0
-7 + -17x = 10

Add '7' to each side of the equation.
-7 + 7 + -17x = 10 + 7

Combine like terms: -7 + 7 = 0
0 + -17x = 10 + 7
-17x = 10 + 7

Combine like terms: 10 + 7 = 17
-17x = 17

Divide each side by '-17'.
x = -1

Simplifying
x = -1

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