Solve A = 2πr + 3t for t.

Need help on math question!

Solve A = 2πr + 3t for t.

thanks!

This is rather basic, we need to move everything except t from the right side to the left
A = 2*pi*r + 3t
A - 2*pi*r = 3t
(A - 2*pi*r)/3 = t

move everything to one side except for t.

t=(A-2πr)/3