-20+2k=k-3k

Solution for -20+2k=k-3k equation:

Simplifying
-20 + 2k = k + -3k

Combine like terms: k + -3k = -2k
-20 + 2k = -2k

Solving
-20 + 2k = -2k

Solving for variable 'k'.

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

Add '2k' to each side of the equation.
-20 + 2k + 2k = -2k + 2k

Combine like terms: 2k + 2k = 4k
-20 + 4k = -2k + 2k

Combine like terms: -2k + 2k = 0
-20 + 4k = 0

Add '20' to each side of the equation.
-20 + 20 + 4k = 0 + 20

Combine like terms: -20 + 20 = 0
0 + 4k = 0 + 20
4k = 0 + 20

Combine like terms: 0 + 20 = 20
4k = 20

Divide each side by '4'.
k = 5

Simplifying
k = 5