HELP ME PLEASE marina goes to the shop to buy loaves of bread and cakes. one loaf of bread costs 60 cents and one cake coasts 80 cents.
she buys x loaves of bread and y cakes
a. she must not spend more than $12
show that 3x + 4y ≤60
b. the number of loaves of bread must be greater than or equal to the number of cakes. write down an inequality in x and y to show this information.
please someone explain this to me step by step ​