3-7t=-21

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Solution for 3-7t=-21 equation: 


Simplifying
3 + -7t = -21

Solving
3 + -7t = -21

Solving for variable 't'.

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

Add '-3' to each side of the equation.
3 + -3 + -7t = -21 + -3

Combine like terms: 3 + -3 = 0
0 + -7t = -21 + -3
-7t = -21 + -3

Combine like terms: -21 + -3 = -24
-7t = -24

Divide each side by '-7'.
t = 3.428571429

Simplifying
t = 3.428571429

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