10a-7+9a=-11

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Solution for 10a-7+9a=-11 equation:


Simplifying
10a + -7 + 9a = -11

Reorder the terms:
-7 + 10a + 9a = -11

Combine like terms: 10a + 9a = 19a
-7 + 19a = -11

Solving
-7 + 19a = -11

Solving for variable 'a'.

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

Add '7' to each side of the equation.
-7 + 7 + 19a = -11 + 7

Combine like terms: -7 + 7 = 0
0 + 19a = -11 + 7
19a = -11 + 7

Combine like terms: -11 + 7 = -4
19a = -4

Divide each side by '19'.
a = -0.2105263158

Simplifying
a = -0.2105263158

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