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

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


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

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

Reorder the terms:
7 + 8 + -4x + -4x = -1

Combine like terms: 7 + 8 = 15
15 + -4x + -4x = -1

Combine like terms: -4x + -4x = -8x
15 + -8x = -1

Solving
15 + -8x = -1

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 + -8x = -1 + -15

Combine like terms: 15 + -15 = 0
0 + -8x = -1 + -15
-8x = -1 + -15

Combine like terms: -1 + -15 = -16
-8x = -16

Divide each side by '-8'.
x = 2

Simplifying
x = 2

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