-18=15-3(6+5)

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Solution for -18=15-3(6+5) equation: 


Simplifying
-18 = 15 + -3(6 + 5)

Combine like terms: 6 + 5 = 11
-18 = 15 + -3(11)

Multiply -3 * 11
-18 = 15 + -33

Combine like terms: 15 + -33 = -18
-18 = -18

Add '18' to each side of the equation.
-18 + 18 = -18 + 18

Combine like terms: -18 + 18 = 0
0 = -18 + 18

Combine like terms: -18 + 18 = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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