-3(t-7)-(t+7)=11

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Solution for -3(t-7)-(t+7)=11 equation:


Simplifying
-3(t + -7) + -1(t + 7) = 11

Reorder the terms:
-3(-7 + t) + -1(t + 7) = 11
(-7 * -3 + t * -3) + -1(t + 7) = 11
(21 + -3t) + -1(t + 7) = 11

Reorder the terms:
21 + -3t + -1(7 + t) = 11
21 + -3t + (7 * -1 + t * -1) = 11
21 + -3t + (-7 + -1t) = 11

Reorder the terms:
21 + -7 + -3t + -1t = 11

Combine like terms: 21 + -7 = 14
14 + -3t + -1t = 11

Combine like terms: -3t + -1t = -4t
14 + -4t = 11

Solving
14 + -4t = 11

Solving for variable 't'.

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

Add '-14' to each side of the equation.
14 + -14 + -4t = 11 + -14

Combine like terms: 14 + -14 = 0
0 + -4t = 11 + -14
-4t = 11 + -14

Combine like terms: 11 + -14 = -3
-4t = -3

Divide each side by '-4'.
t = 0.75

Simplifying
t = 0.75

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