-4x=7(3-x)

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


Simplifying
-4x = 7(3 + -1x)
-4x = (3 * 7 + -1x * 7)
-4x = (21 + -7x)

Solving
-4x = 21 + -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
-4x + 7x = 21 + -7x + 7x

Combine like terms: -4x + 7x = 3x
3x = 21 + -7x + 7x

Combine like terms: -7x + 7x = 0
3x = 21 + 0
3x = 21

Divide each side by '3'.
x = 7

Simplifying
x = 7

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