5x = 4y - 3
Standard form is Ax + By = C, so first subtract 4y to both sides:
5x - 4y = -3
Answer:
27 7/9%
Step-by-step explanation:
Take the selling price and subtract the cost
920 -720 = 200
Divide it by the cost
200/720
.27777777
Change to percent form
27.777777%
27 7/9%
Answer: 6 dogs
Step-by-step explanation:
If 100 treats will feed 15 dogs, then that means that the number of treats that each dog requires is:
= 100/15
= 6.67 treats
If 6.67 treats will feed one dog then the number of dogs that will be fed by 40 is:
= 40 / 6.67
= 6 dogs