Question

HELP ME PLS!!! PLS PLS

Answer 1

53

Explanation:

3x +17= 7x-31

17+31 = 7x-3x

48 = 4x

48/4= x

12=x

x=12

KL= 3x+17= 7x+31

using KL= 3x+17;

KL= 3(12) +17

KL = 36+17

KL=53