1. You pay $150 per month total. How much is that per week? 2. You pay for electricity that your vending machine uses. The bill is $35 per month. How much is that per week?
3. You have $10 per month insurance policy that covers any thefts or other vandalism to your machine. How much is that per week ?
4. You pay $50 per year for maintenance. How much is that per week?
​

Iam trying to solve a linear equation for the shoe size of someone 84" tall taking into consideration example 1 is 69" tall with a shoe size of 9 and example 2 is 72 inches tall with a shoe size of 11. i understand that the equation should be y=mx+b and that on the graph the answer is (3,2) but i just don't understand how to create the equation to solve for 84-inches and 60-inches tall questions. after two days, i need .

Which expression is equivalent to 8(k + m) − 15(2k + 5m)?

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?