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

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


Simplifying
3(5 + 4) = 3(5 + -1x)

Combine like terms: 5 + 4 = 9
3(9) = 3(5 + -1x)

Multiply 3 * 9
27 = 3(5 + -1x)
27 = (5 * 3 + -1x * 3)
27 = (15 + -3x)

Solving
27 = 15 + -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.
27 + 3x = 15 + -3x + 3x

Combine like terms: -3x + 3x = 0
27 + 3x = 15 + 0
27 + 3x = 15

Add '-27' to each side of the equation.
27 + -27 + 3x = 15 + -27

Combine like terms: 27 + -27 = 0
0 + 3x = 15 + -27
3x = 15 + -27

Combine like terms: 15 + -27 = -12
3x = -12

Divide each side by '3'.
x = -4

Simplifying
x = -4

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