57=4(-4x+2)-1

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Solution for 57=4(-4x+2)-1 equation:


Simplifying
57 = 4(-4x + 2) + -1

Reorder the terms:
57 = 4(2 + -4x) + -1
57 = (2 * 4 + -4x * 4) + -1
57 = (8 + -16x) + -1

Reorder the terms:
57 = 8 + -1 + -16x

Combine like terms: 8 + -1 = 7
57 = 7 + -16x

Solving
57 = 7 + -16x

Solving for variable 'x'.

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

Add '16x' to each side of the equation.
57 + 16x = 7 + -16x + 16x

Combine like terms: -16x + 16x = 0
57 + 16x = 7 + 0
57 + 16x = 7

Add '-57' to each side of the equation.
57 + -57 + 16x = 7 + -57

Combine like terms: 57 + -57 = 0
0 + 16x = 7 + -57
16x = 7 + -57

Combine like terms: 7 + -57 = -50
16x = -50

Divide each side by '16'.
x = -3.125

Simplifying
x = -3.125

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