3r+2(t+5r)=

Solution for 3r+2(t+5r)= equation:

Simplifying
3r + 2(t + 5r) = 0

Reorder the terms:
3r + 2(5r + t) = 0
3r + (5r * 2 + t * 2) = 0
3r + (10r + 2t) = 0

Combine like terms: 3r + 10r = 13r
13r + 2t = 0

Solving
13r + 2t = 0

Solving for variable 'r'.

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

Add '-2t' to each side of the equation.
13r + 2t + -2t = 0 + -2t

Combine like terms: 2t + -2t = 0
13r + 0 = 0 + -2t
13r = 0 + -2t
Remove the zero:
13r = -2t

Divide each side by '13'.
r = -0.1538461538t

Simplifying
r = -0.1538461538t