-8(t-9)-(t+8)=11

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Solution for -8(t-9)-(t+8)=11 equation:


Simplifying
-8(t + -9) + -1(t + 8) = 11

Reorder the terms:
-8(-9 + t) + -1(t + 8) = 11
(-9 * -8 + t * -8) + -1(t + 8) = 11
(72 + -8t) + -1(t + 8) = 11

Reorder the terms:
72 + -8t + -1(8 + t) = 11
72 + -8t + (8 * -1 + t * -1) = 11
72 + -8t + (-8 + -1t) = 11

Reorder the terms:
72 + -8 + -8t + -1t = 11

Combine like terms: 72 + -8 = 64
64 + -8t + -1t = 11

Combine like terms: -8t + -1t = -9t
64 + -9t = 11

Solving
64 + -9t = 11

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 + -9t = 11 + -64

Combine like terms: 64 + -64 = 0
0 + -9t = 11 + -64
-9t = 11 + -64

Combine like terms: 11 + -64 = -53
-9t = -53

Divide each side by '-9'.
t = 5.888888889

Simplifying
t = 5.888888889

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