Respuesta :
Answer:
x=4,-6
Step-by-step explanation:
Add 24 to both sides.
x2+2x=24
Plug in 4
4^2+2(4)=24
Solve
16+8=24
24=24
Add 24 to both sides.
x^2+2x=24
Plug in -6
-6^2+2(-6)=24
Solve
36-12=24
24=24
Answer:
x=4,-6
Step-by-step explanation:
Add 24 to both sides.
x2+2x=24
Plug in 4
4^2+2(4)=24
Solve
16+8=24
24=24
Add 24 to both sides.
x^2+2x=24
Plug in -6
-6^2+2(-6)=24
Solve
36-12=24
24=24