-20+2(-20t-20)=3(-16t+20)

Solution for -20+2(-20t-20)=3(-16t+20) equation:

Simplifying
-20 + 2(-20t + -20) = 3(-16t + 20)

Reorder the terms:
-20 + 2(-20 + -20t) = 3(-16t + 20)
-20 + (-20 * 2 + -20t * 2) = 3(-16t + 20)
-20 + (-40 + -40t) = 3(-16t + 20)

Combine like terms: -20 + -40 = -60
-60 + -40t = 3(-16t + 20)

Reorder the terms:
-60 + -40t = 3(20 + -16t)
-60 + -40t = (20 * 3 + -16t * 3)
-60 + -40t = (60 + -48t)

Solving
-60 + -40t = 60 + -48t

Solving for variable 't'.

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

Add '48t' to each side of the equation.
-60 + -40t + 48t = 60 + -48t + 48t

Combine like terms: -40t + 48t = 8t
-60 + 8t = 60 + -48t + 48t

Combine like terms: -48t + 48t = 0
-60 + 8t = 60 + 0
-60 + 8t = 60

Add '60' to each side of the equation.
-60 + 60 + 8t = 60 + 60

Combine like terms: -60 + 60 = 0
0 + 8t = 60 + 60
8t = 60 + 60

Combine like terms: 60 + 60 = 120
8t = 120

Divide each side by '8'.
t = 15

Simplifying
t = 15