1-8a=8-7a

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Solution for 1-8a=8-7a equation:


Simplifying
1 + -8a = 8 + -7a

Solving
1 + -8a = 8 + -7a

Solving for variable 'a'.

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

Add '7a' to each side of the equation.
1 + -8a + 7a = 8 + -7a + 7a

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

Combine like terms: -7a + 7a = 0
1 + -1a = 8 + 0
1 + -1a = 8

Add '-1' to each side of the equation.
1 + -1 + -1a = 8 + -1

Combine like terms: 1 + -1 = 0
0 + -1a = 8 + -1
-1a = 8 + -1

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

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

Simplifying
a = -7

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