3a-(2a+6)=

Solution for 3a-(2a+6)= equation:

Simplifying
3a + -1(2a + 6) = 0

Reorder the terms:
3a + -1(6 + 2a) = 0
3a + (6 * -1 + 2a * -1) = 0
3a + (-6 + -2a) = 0

Reorder the terms:
-6 + 3a + -2a = 0

Combine like terms: 3a + -2a = 1a
-6 + 1a = 0

Solving
-6 + 1a = 0

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 + 6 + 1a = 0 + 6

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

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

Divide each side by '1'.
a = 6

Simplifying
a = 6