9a+13=10-7

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Solution for 9a+13=10-7 equation:


Simplifying
9a + 13 = 10 + -7

Reorder the terms:
13 + 9a = 10 + -7

Combine like terms: 10 + -7 = 3
13 + 9a = 3

Solving
13 + 9a = 3

Solving for variable 'a'.

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

Add '-13' to each side of the equation.
13 + -13 + 9a = 3 + -13

Combine like terms: 13 + -13 = 0
0 + 9a = 3 + -13
9a = 3 + -13

Combine like terms: 3 + -13 = -10
9a = -10

Divide each side by '9'.
a = -1.111111111

Simplifying
a = -1.111111111

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