-7(t-2)-(t+9)=8

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Solution for -7(t-2)-(t+9)=8 equation:


Simplifying
-7(t + -2) + -1(t + 9) = 8

Reorder the terms:
-7(-2 + t) + -1(t + 9) = 8
(-2 * -7 + t * -7) + -1(t + 9) = 8
(14 + -7t) + -1(t + 9) = 8

Reorder the terms:
14 + -7t + -1(9 + t) = 8
14 + -7t + (9 * -1 + t * -1) = 8
14 + -7t + (-9 + -1t) = 8

Reorder the terms:
14 + -9 + -7t + -1t = 8

Combine like terms: 14 + -9 = 5
5 + -7t + -1t = 8

Combine like terms: -7t + -1t = -8t
5 + -8t = 8

Solving
5 + -8t = 8

Solving for variable 't'.

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

Add '-5' to each side of the equation.
5 + -5 + -8t = 8 + -5

Combine like terms: 5 + -5 = 0
0 + -8t = 8 + -5
-8t = 8 + -5

Combine like terms: 8 + -5 = 3
-8t = 3

Divide each side by '-8'.
t = -0.375

Simplifying
t = -0.375

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