4(2x-4)-3=4(x-2)+21

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Solution for 4(2x-4)-3=4(x-2)+21 equation:


Simplifying
4(2x + -4) + -3 = 4(x + -2) + 21

Reorder the terms:
4(-4 + 2x) + -3 = 4(x + -2) + 21
(-4 * 4 + 2x * 4) + -3 = 4(x + -2) + 21
(-16 + 8x) + -3 = 4(x + -2) + 21

Reorder the terms:
-16 + -3 + 8x = 4(x + -2) + 21

Combine like terms: -16 + -3 = -19
-19 + 8x = 4(x + -2) + 21

Reorder the terms:
-19 + 8x = 4(-2 + x) + 21
-19 + 8x = (-2 * 4 + x * 4) + 21
-19 + 8x = (-8 + 4x) + 21

Reorder the terms:
-19 + 8x = -8 + 21 + 4x

Combine like terms: -8 + 21 = 13
-19 + 8x = 13 + 4x

Solving
-19 + 8x = 13 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-19 + 8x + -4x = 13 + 4x + -4x

Combine like terms: 8x + -4x = 4x
-19 + 4x = 13 + 4x + -4x

Combine like terms: 4x + -4x = 0
-19 + 4x = 13 + 0
-19 + 4x = 13

Add '19' to each side of the equation.
-19 + 19 + 4x = 13 + 19

Combine like terms: -19 + 19 = 0
0 + 4x = 13 + 19
4x = 13 + 19

Combine like terms: 13 + 19 = 32
4x = 32

Divide each side by '4'.
x = 8

Simplifying
x = 8

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