-29=-6+9(a-8)

Solution for -29=-6+9(a-8) equation:

Simplifying
-29 = -6 + 9(a + -8)

Reorder the terms:
-29 = -6 + 9(-8 + a)
-29 = -6 + (-8 * 9 + a * 9)
-29 = -6 + (-72 + 9a)

Combine like terms: -6 + -72 = -78
-29 = -78 + 9a

Solving
-29 = -78 + 9a

Solving for variable 'a'.

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

Add '-9a' to each side of the equation.
-29 + -9a = -78 + 9a + -9a

Combine like terms: 9a + -9a = 0
-29 + -9a = -78 + 0
-29 + -9a = -78

Add '29' to each side of the equation.
-29 + 29 + -9a = -78 + 29

Combine like terms: -29 + 29 = 0
0 + -9a = -78 + 29
-9a = -78 + 29

Combine like terms: -78 + 29 = -49
-9a = -49

Divide each side by '-9'.
a = 5.444444444

Simplifying
a = 5.444444444