5(9-3x)+10x=3(7-x)

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Solution for 5(9-3x)+10x=3(7-x) equation:


Simplifying
5(9 + -3x) + 10x = 3(7 + -1x)
(9 * 5 + -3x * 5) + 10x = 3(7 + -1x)
(45 + -15x) + 10x = 3(7 + -1x)

Combine like terms: -15x + 10x = -5x
45 + -5x = 3(7 + -1x)
45 + -5x = (7 * 3 + -1x * 3)
45 + -5x = (21 + -3x)

Solving
45 + -5x = 21 + -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.
45 + -5x + 3x = 21 + -3x + 3x

Combine like terms: -5x + 3x = -2x
45 + -2x = 21 + -3x + 3x

Combine like terms: -3x + 3x = 0
45 + -2x = 21 + 0
45 + -2x = 21

Add '-45' to each side of the equation.
45 + -45 + -2x = 21 + -45

Combine like terms: 45 + -45 = 0
0 + -2x = 21 + -45
-2x = 21 + -45

Combine like terms: 21 + -45 = -24
-2x = -24

Divide each side by '-2'.
x = 12

Simplifying
x = 12

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