3(7-2x)=(5-4x)

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Solution for 3(7-2x)=(5-4x) equation: 


Simplifying
3(7 + -2x) = (5 + -4x)
(7 * 3 + -2x * 3) = (5 + -4x)
(21 + -6x) = (5 + -4x)

Remove parenthesis around (5 + -4x)
21 + -6x = 5 + -4x

Solving
21 + -6x = 5 + -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.
21 + -6x + 4x = 5 + -4x + 4x

Combine like terms: -6x + 4x = -2x
21 + -2x = 5 + -4x + 4x

Combine like terms: -4x + 4x = 0
21 + -2x = 5 + 0
21 + -2x = 5

Add '-21' to each side of the equation.
21 + -21 + -2x = 5 + -21

Combine like terms: 21 + -21 = 0
0 + -2x = 5 + -21
-2x = 5 + -21

Combine like terms: 5 + -21 = -16
-2x = -16

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

Simplifying
x = 8

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