3(x+5)=9-4x

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


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

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

Solving
15 + 3x = 9 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
15 + 3x + 4x = 9 + -4x + 4x

Combine like terms: 3x + 4x = 7x
15 + 7x = 9 + -4x + 4x

Combine like terms: -4x + 4x = 0
15 + 7x = 9 + 0
15 + 7x = 9

Add '-15' to each side of the equation.
15 + -15 + 7x = 9 + -15

Combine like terms: 15 + -15 = 0
0 + 7x = 9 + -15
7x = 9 + -15

Combine like terms: 9 + -15 = -6
7x = -6

Divide each side by '7'.
x = -0.8571428571

Simplifying
x = -0.8571428571

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