8a-(a-2)=12

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Solution for 8a-(a-2)=12 equation:


Simplifying
8a + -1(a + -2) = 12

Reorder the terms:
8a + -1(-2 + a) = 12
8a + (-2 * -1 + a * -1) = 12
8a + (2 + -1a) = 12

Reorder the terms:
2 + 8a + -1a = 12

Combine like terms: 8a + -1a = 7a
2 + 7a = 12

Solving
2 + 7a = 12

Solving for variable 'a'.

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

Add '-2' to each side of the equation.
2 + -2 + 7a = 12 + -2

Combine like terms: 2 + -2 = 0
0 + 7a = 12 + -2
7a = 12 + -2

Combine like terms: 12 + -2 = 10
7a = 10

Divide each side by '7'.
a = 1.428571429

Simplifying
a = 1.428571429

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