5x-(3+9)=

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


Simplifying
5x + -1(3 + 9) = 0

Combine like terms: 3 + 9 = 12
5x + -1(12) = 0

Multiply -1 * 12
5x + -12 = 0

Reorder the terms:
-12 + 5x = 0

Solving
-12 + 5x = 0

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + 5x = 0 + 12

Combine like terms: -12 + 12 = 0
0 + 5x = 0 + 12
5x = 0 + 12

Combine like terms: 0 + 12 = 12
5x = 12

Divide each side by '5'.
x = 2.4

Simplifying
x = 2.4

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