4. Solve the system by substitution. y=-x2+2x+10 y=x+4 Question 4. Solve the system by substitution. y=-x2+2x+10 y=x+4 in progress 0 Math Gabriella 1 day 2021-09-14T04:35:22+00:00 2021-09-14T04:35:22+00:00 1 Answer 0

## Answers ( )

Answer:X=6 Y=10

Step-by-step explanation: