Test Practice When Xavier buys his lunch, he saves the nickel gets as change. How much money will Xavier have if he buys his
lunch 4 times one week and 2 times the second week?

Understanding:

First of all, each time Xavier buys lunch he saves a nickel. That means if he buys lunch twice, he is saving 2 nickels, buys 3 times he saves 3 nickels, and so on. To solve this problem we can simply add the times he bought lunch and that will equal the value of nickles he saved so far.

Solution:

First-week savings = 4 nickels

Second-week savings = 2 nickels

Simply, adding those together gives us 6 nickels.

answer: 0.64

step-by-step explanation:

f(x)=4

step-by-step explanation: