3x-7(3-x)=8

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Solution for 3x-7(3-x)=8 equation:


Simplifying
3x + -7(3 + -1x) = 8
3x + (3 * -7 + -1x * -7) = 8
3x + (-21 + 7x) = 8

Reorder the terms:
-21 + 3x + 7x = 8

Combine like terms: 3x + 7x = 10x
-21 + 10x = 8

Solving
-21 + 10x = 8

Solving for variable 'x'.

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

Add '21' to each side of the equation.
-21 + 21 + 10x = 8 + 21

Combine like terms: -21 + 21 = 0
0 + 10x = 8 + 21
10x = 8 + 21

Combine like terms: 8 + 21 = 29
10x = 29

Divide each side by '10'.
x = 2.9

Simplifying
x = 2.9

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