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

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


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

Reorder the terms:
-3(7 + 2x) = -4x + 4
(7 * -3 + 2x * -3) = -4x + 4
(-21 + -6x) = -4x + 4

Reorder the terms:
-21 + -6x = 4 + -4x

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

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

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

Add '21' to each side of the equation.
-21 + 21 + -2x = 4 + 21

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

Combine like terms: 4 + 21 = 25
-2x = 25

Divide each side by '-2'.
x = -12.5

Simplifying
x = -12.5

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