billybob6969420 billybob6969420 21-07-2022 Mathematics contestada Question 4 of 10 What should you substitute for y in the second equation (bottom equation) in order to solve the system by the substitution method? 5x+y=10 3x-2y =6 A. -0.2y+2 B. -5x+10 C. 5x-10 D. 1.5x+3