8a+10-a=66

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Solution for 8a+10-a=66 equation:


Simplifying
8a + 10 + -1a = 66

Reorder the terms:
10 + 8a + -1a = 66

Combine like terms: 8a + -1a = 7a
10 + 7a = 66

Solving
10 + 7a = 66

Solving for variable 'a'.

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

Add '-10' to each side of the equation.
10 + -10 + 7a = 66 + -10

Combine like terms: 10 + -10 = 0
0 + 7a = 66 + -10
7a = 66 + -10

Combine like terms: 66 + -10 = 56
7a = 56

Divide each side by '7'.
a = 8

Simplifying
a = 8

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