3-9t=21

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Solution for 3-9t=21 equation:


Simplifying
3 + -9t = 21

Solving
3 + -9t = 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 + -9t = 21 + -3

Combine like terms: 3 + -3 = 0
0 + -9t = 21 + -3
-9t = 21 + -3

Combine like terms: 21 + -3 = 18
-9t = 18

Divide each side by '-9'.
t = -2

Simplifying
t = -2

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