6a-8(2a+9)=

Solution for 6a-8(2a+9)= equation:

Simplifying
6a + -8(2a + 9) = 0

Reorder the terms:
6a + -8(9 + 2a) = 0
6a + (9 * -8 + 2a * -8) = 0
6a + (-72 + -16a) = 0

Reorder the terms:
-72 + 6a + -16a = 0

Combine like terms: 6a + -16a = -10a
-72 + -10a = 0

Solving
-72 + -10a = 0

Solving for variable 'a'.

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

Add '72' to each side of the equation.
-72 + 72 + -10a = 0 + 72

Combine like terms: -72 + 72 = 0
0 + -10a = 0 + 72
-10a = 0 + 72

Combine like terms: 0 + 72 = 72
-10a = 72

Divide each side by '-10'.
a = -7.2

Simplifying
a = -7.2