2a+6+b+a+b=180

Solution for 2a+6+b+a+b=180 equation:

Simplifying
2a + 6 + b + a + b = 180

Reorder the terms:
6 + 2a + a + b + b = 180

Combine like terms: 2a + a = 3a
6 + 3a + b + b = 180

Combine like terms: b + b = 2b
6 + 3a + 2b = 180

Solving
6 + 3a + 2b = 180

Solving for variable 'a'.

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

Add '-6' to each side of the equation.
6 + 3a + -6 + 2b = 180 + -6

Reorder the terms:
6 + -6 + 3a + 2b = 180 + -6

Combine like terms: 6 + -6 = 0
0 + 3a + 2b = 180 + -6
3a + 2b = 180 + -6

Combine like terms: 180 + -6 = 174
3a + 2b = 174

Add '-2b' to each side of the equation.
3a + 2b + -2b = 174 + -2b

Combine like terms: 2b + -2b = 0
3a + 0 = 174 + -2b
3a = 174 + -2b

Divide each side by '3'.
a = 58 + -0.6666666667b

Simplifying
a = 58 + -0.6666666667b