7A-A-9=A+1

Solution for 7A-A-9=A+1 equation:

Simplifying
7A + -1A + -9 = A + 1

Reorder the terms:
-9 + 7A + -1A = A + 1

Combine like terms: 7A + -1A = 6A
-9 + 6A = A + 1

Reorder the terms:
-9 + 6A = 1 + A

Solving
-9 + 6A = 1 + A

Solving for variable 'A'.

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

Add '-1A' to each side of the equation.
-9 + 6A + -1A = 1 + A + -1A

Combine like terms: 6A + -1A = 5A
-9 + 5A = 1 + A + -1A

Combine like terms: A + -1A = 0
-9 + 5A = 1 + 0
-9 + 5A = 1

Add '9' to each side of the equation.
-9 + 9 + 5A = 1 + 9

Combine like terms: -9 + 9 = 0
0 + 5A = 1 + 9
5A = 1 + 9

Combine like terms: 1 + 9 = 10
5A = 10

Divide each side by '5'.
A = 2

Simplifying
A = 2