Total cost for cookie and lemonade is 1.80. If lemonade costs 1.00 more than the cookie, how much was the lemonade?

The lemonade costs 1.4.

Step-by-step explanation:

This question is solved using a system of equations.

I am going to say that:

x is the cost of a cookie.

y is the cost of a lemonade.

Total cost for cookie and lemonade is 1.80.

This means that .

As we want y, we have that

Lemonade costs 1.00 more than the cookie?

This means that:

So

The lemonade costs 1.4.

1,918

step-by-step explanation:

the two may have that, even a breakdown is probably offered