Answer:
Option A: 3x + 5x - 4 = 1
Step-by-step explanation:
Given that:
3x + y = 1 ------------- eq1
y + 4 = 5x ------------ eq2
Now for substitution in eq1 we will get a value of y from eq2:
y = 5x - 4
Substituting in eq1 we get:
3x + 5x - 4 = 1
i hope it will help you!
It would be 1/3rd because your last number would be 4 in the equation of 12 sandwiches.
Starting with the least score it would be ; 9.25 , 9.325 , 9.5 , 9.675
