3(t+10)=t+90

Solution for 3(t+10)=t+90 equation:

Simplifying
3(t + 10) = t + 90

Reorder the terms:
3(10 + t) = t + 90
(10 * 3 + t * 3) = t + 90
(30 + 3t) = t + 90

Reorder the terms:
30 + 3t = 90 + t

Solving
30 + 3t = 90 + t

Solving for variable 't'.

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

Add '-1t' to each side of the equation.
30 + 3t + -1t = 90 + t + -1t

Combine like terms: 3t + -1t = 2t
30 + 2t = 90 + t + -1t

Combine like terms: t + -1t = 0
30 + 2t = 90 + 0
30 + 2t = 90

Add '-30' to each side of the equation.
30 + -30 + 2t = 90 + -30

Combine like terms: 30 + -30 = 0
0 + 2t = 90 + -30
2t = 90 + -30

Combine like terms: 90 + -30 = 60
2t = 60

Divide each side by '2'.
t = 30

Simplifying
t = 30