8a-10=9+10a

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Solution for 8a-10=9+10a equation:


Simplifying
8a + -10 = 9 + 10a

Reorder the terms:
-10 + 8a = 9 + 10a

Solving
-10 + 8a = 9 + 10a

Solving for variable 'a'.

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

Add '-10a' to each side of the equation.
-10 + 8a + -10a = 9 + 10a + -10a

Combine like terms: 8a + -10a = -2a
-10 + -2a = 9 + 10a + -10a

Combine like terms: 10a + -10a = 0
-10 + -2a = 9 + 0
-10 + -2a = 9

Add '10' to each side of the equation.
-10 + 10 + -2a = 9 + 10

Combine like terms: -10 + 10 = 0
0 + -2a = 9 + 10
-2a = 9 + 10

Combine like terms: 9 + 10 = 19
-2a = 19

Divide each side by '-2'.
a = -9.5

Simplifying
a = -9.5

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