-9(t-8)-(t+8)=10

Solution for -9(t-8)-(t+8)=10 equation:

Simplifying
-9(t + -8) + -1(t + 8) = 10

Reorder the terms:
-9(-8 + t) + -1(t + 8) = 10
(-8 * -9 + t * -9) + -1(t + 8) = 10
(72 + -9t) + -1(t + 8) = 10

Reorder the terms:
72 + -9t + -1(8 + t) = 10
72 + -9t + (8 * -1 + t * -1) = 10
72 + -9t + (-8 + -1t) = 10

Reorder the terms:
72 + -8 + -9t + -1t = 10

Combine like terms: 72 + -8 = 64
64 + -9t + -1t = 10

Combine like terms: -9t + -1t = -10t
64 + -10t = 10

Solving
64 + -10t = 10

Solving for variable 't'.

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

Add '-64' to each side of the equation.
64 + -64 + -10t = 10 + -64

Combine like terms: 64 + -64 = 0
0 + -10t = 10 + -64
-10t = 10 + -64

Combine like terms: 10 + -64 = -54
-10t = -54

Divide each side by '-10'.
t = 5.4

Simplifying
t = 5.4