7+(2a+15)=-13

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Solution for 7+(2a+15)=-13 equation:


Simplifying
7 + (2a + 15) = -13

Reorder the terms:
7 + (15 + 2a) = -13

Remove parenthesis around (15 + 2a)
7 + 15 + 2a = -13

Combine like terms: 7 + 15 = 22
22 + 2a = -13

Solving
22 + 2a = -13

Solving for variable 'a'.

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

Add '-22' to each side of the equation.
22 + -22 + 2a = -13 + -22

Combine like terms: 22 + -22 = 0
0 + 2a = -13 + -22
2a = -13 + -22

Combine like terms: -13 + -22 = -35
2a = -35

Divide each side by '2'.
a = -17.5

Simplifying
a = -17.5

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