Kory bought 2 boxes of candy and 1 soda at the movies and paid $8.00.christopher bought 1 box of candy and 1 soda and paid $5.50. how much does 1 box of candy cost? how much does 1 soda cost?
{answer with justification}

Could someone with number 1 and 2

Suppose that a households monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, hcf). when graphed, the function gives a line with slope of 1.65. if the monthly cost for 13 hcf is $46.10 what is the monthly cost for 19 hcf?

During a wright loss challenge your friend goes from 125 pounds to 100 pounds. what was the percent weight loss