3(x+5)=(9-4)x

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Solution for 3(x+5)=(9-4)x equation:


Simplifying
3(x + 5) = (9 + -4) * x

Reorder the terms:
3(5 + x) = (9 + -4) * x
(5 * 3 + x * 3) = (9 + -4) * x
(15 + 3x) = (9 + -4) * x

Combine like terms: 9 + -4 = 5
15 + 3x = (5) * x

Solving
15 + 3x = 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
15 + 3x + -5x = 5x + -5x

Combine like terms: 3x + -5x = -2x
15 + -2x = 5x + -5x

Combine like terms: 5x + -5x = 0
15 + -2x = 0

Add '-15' to each side of the equation.
15 + -15 + -2x = 0 + -15

Combine like terms: 15 + -15 = 0
0 + -2x = 0 + -15
-2x = 0 + -15

Combine like terms: 0 + -15 = -15
-2x = -15

Divide each side by '-2'.
x = 7.5

Simplifying
x = 7.5

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