1+8a-a=-6

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Solution for 1+8a-a=-6 equation: 


Simplifying
1 + 8a + -1a = -6

Combine like terms: 8a + -1a = 7a
1 + 7a = -6

Solving
1 + 7a = -6

Solving for variable 'a'.

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

Add '-1' to each side of the equation.
1 + -1 + 7a = -6 + -1

Combine like terms: 1 + -1 = 0
0 + 7a = -6 + -1
7a = -6 + -1

Combine like terms: -6 + -1 = -7
7a = -7

Divide each side by '7'.
a = -1

Simplifying
a = -1

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