Answer: x=32
Step-by-step explanation:
x-7+2x+1=90
x+2x-7+1=90
3x-6=90
3x=96
x=32
The answer will be y=3x-1. You will the steps in the picture
2 adults costs $31.50, one child costs $8.25, add these together and you will get $39.75
Step-by-step explanation:
