7a-9-8a+10=

Solution for 7a-9-8a+10= equation:

Simplifying
7a + -9 + -8a + 10 = 0

Reorder the terms:
-9 + 10 + 7a + -8a = 0

Combine like terms: -9 + 10 = 1
1 + 7a + -8a = 0

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

Solving
1 + -1a = 0

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 + -1a = 0 + -1

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

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

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

Simplifying
a = 1