9-(2y+3)=-15

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Solution for 9-(2y+3)=-15 equation:


Simplifying
9 + -1(2y + 3) = -15

Reorder the terms:
9 + -1(3 + 2y) = -15
9 + (3 * -1 + 2y * -1) = -15
9 + (-3 + -2y) = -15

Combine like terms: 9 + -3 = 6
6 + -2y = -15

Solving
6 + -2y = -15

Solving for variable 'y'.

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

Add '-6' to each side of the equation.
6 + -6 + -2y = -15 + -6

Combine like terms: 6 + -6 = 0
0 + -2y = -15 + -6
-2y = -15 + -6

Combine like terms: -15 + -6 = -21
-2y = -21

Divide each side by '-2'.
y = 10.5

Simplifying
y = 10.5

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