12-2x=9-4(7x-3)

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Solution for 12-2x=9-4(7x-3) equation:


Simplifying
12 + -2x = 9 + -4(7x + -3)

Reorder the terms:
12 + -2x = 9 + -4(-3 + 7x)
12 + -2x = 9 + (-3 * -4 + 7x * -4)
12 + -2x = 9 + (12 + -28x)

Combine like terms: 9 + 12 = 21
12 + -2x = 21 + -28x

Solving
12 + -2x = 21 + -28x

Solving for variable 'x'.

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

Add '28x' to each side of the equation.
12 + -2x + 28x = 21 + -28x + 28x

Combine like terms: -2x + 28x = 26x
12 + 26x = 21 + -28x + 28x

Combine like terms: -28x + 28x = 0
12 + 26x = 21 + 0
12 + 26x = 21

Add '-12' to each side of the equation.
12 + -12 + 26x = 21 + -12

Combine like terms: 12 + -12 = 0
0 + 26x = 21 + -12
26x = 21 + -12

Combine like terms: 21 + -12 = 9
26x = 9

Divide each side by '26'.
x = 0.3461538462

Simplifying
x = 0.3461538462

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