t+t-25+3(t-25)=275

Solution for t+t-25+3(t-25)=275 equation:

Simplifying
t + t + -25 + 3(t + -25) = 275

Reorder the terms:
t + t + -25 + 3(-25 + t) = 275
t + t + -25 + (-25 * 3 + t * 3) = 275
t + t + -25 + (-75 + 3t) = 275

Reorder the terms:
-25 + -75 + t + t + 3t = 275

Combine like terms: -25 + -75 = -100
-100 + t + t + 3t = 275

Combine like terms: t + t = 2t
-100 + 2t + 3t = 275

Combine like terms: 2t + 3t = 5t
-100 + 5t = 275

Solving
-100 + 5t = 275

Solving for variable 't'.

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

Add '100' to each side of the equation.
-100 + 100 + 5t = 275 + 100

Combine like terms: -100 + 100 = 0
0 + 5t = 275 + 100
5t = 275 + 100

Combine like terms: 275 + 100 = 375
5t = 375

Divide each side by '5'.
t = 75

Simplifying
t = 75