-20=1-7t

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Solution for -20=1-7t equation:


Simplifying
-20 = 1 + -7t

Solving
-20 = 1 + -7t

Solving for variable 't'.

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

Add '7t' to each side of the equation.
-20 + 7t = 1 + -7t + 7t

Combine like terms: -7t + 7t = 0
-20 + 7t = 1 + 0
-20 + 7t = 1

Add '20' to each side of the equation.
-20 + 20 + 7t = 1 + 20

Combine like terms: -20 + 20 = 0
0 + 7t = 1 + 20
7t = 1 + 20

Combine like terms: 1 + 20 = 21
7t = 21

Divide each side by '7'.
t = 3

Simplifying
t = 3

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