21=-(t+82)

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Solution for 21=-(t+82) equation:


Simplifying
21 = -1(t + 82)

Reorder the terms:
21 = -1(82 + t)
21 = (82 * -1 + t * -1)
21 = (-82 + -1t)

Solving
21 = -82 + -1t

Solving for variable 't'.

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

Add 't' to each side of the equation.
21 + t = -82 + -1t + t

Combine like terms: -1t + t = 0
21 + t = -82 + 0
21 + t = -82

Add '-21' to each side of the equation.
21 + -21 + t = -82 + -21

Combine like terms: 21 + -21 = 0
0 + t = -82 + -21
t = -82 + -21

Combine like terms: -82 + -21 = -103
t = -103

Simplifying
t = -103

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