y+21-(15+9)=-3

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Solution for y+21-(15+9)=-3 equation:


Simplifying
y + 21 + -1(15 + 9) = -3

Combine like terms: 15 + 9 = 24
y + 21 + -1(24) = -3

Multiply -1 * 24
y + 21 + -24 = -3

Reorder the terms:
21 + -24 + y = -3

Combine like terms: 21 + -24 = -3
-3 + y = -3

Add '3' to each side of the equation.
-3 + 3 + y = -3 + 3

Combine like terms: -3 + 3 = 0
0 + y = -3 + 3
y = -3 + 3

Combine like terms: -3 + 3 = 0
y = 0

Solving
y = 0

Solving for variable 'y'.

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

Simplifying
y = 0

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