7(4-x)=3x

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


Simplifying
7(4 + -1x) = 3x
(4 * 7 + -1x * 7) = 3x
(28 + -7x) = 3x

Solving
28 + -7x = 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
28 + -7x + -3x = 3x + -3x

Combine like terms: -7x + -3x = -10x
28 + -10x = 3x + -3x

Combine like terms: 3x + -3x = 0
28 + -10x = 0

Add '-28' to each side of the equation.
28 + -28 + -10x = 0 + -28

Combine like terms: 28 + -28 = 0
0 + -10x = 0 + -28
-10x = 0 + -28

Combine like terms: 0 + -28 = -28
-10x = -28

Divide each side by '-10'.
x = 2.8

Simplifying
x = 2.8

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