-7(t+8)-(t+1)=11

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Solution for -7(t+8)-(t+1)=11 equation: 


Simplifying
-7(t + 8) + -1(t + 1) = 11

Reorder the terms:
-7(8 + t) + -1(t + 1) = 11
(8 * -7 + t * -7) + -1(t + 1) = 11
(-56 + -7t) + -1(t + 1) = 11

Reorder the terms:
-56 + -7t + -1(1 + t) = 11
-56 + -7t + (1 * -1 + t * -1) = 11
-56 + -7t + (-1 + -1t) = 11

Reorder the terms:
-56 + -1 + -7t + -1t = 11

Combine like terms: -56 + -1 = -57
-57 + -7t + -1t = 11

Combine like terms: -7t + -1t = -8t
-57 + -8t = 11

Solving
-57 + -8t = 11

Solving for variable 't'.

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

Add '57' to each side of the equation.
-57 + 57 + -8t = 11 + 57

Combine like terms: -57 + 57 = 0
0 + -8t = 11 + 57
-8t = 11 + 57

Combine like terms: 11 + 57 = 68
-8t = 68

Divide each side by '-8'.
t = -8.5

Simplifying
t = -8.5

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