Help me please help me on number 20 you will get Brainliest 10 POINTS

Answer:
12 peppermint cupcakes 16 white cupcakes 22 chocolate cupcakes
Step-by-step explanation:
x+(x+4)+(x+(x+4)-6)=50
4x+4+4-6=50
4x+4-2=50
4x+2=50
4x=48
x=48/4
x=12 peppermint cupcakes
12+4= 16 white cupcakes
12+12+4-6=
12+16-6=
12+10= 22 chocolate cupcakes
check:
12+16+22=50
28+22=50
50=50 ✓