Melissa received a $45.00 gift card for a photo center, She used it to buy prints that cost 5 cents each. The remaining balance, B (in dollars), on the card after buying x prints is given by the following.
B=45.00 -0.05x
What is the remaining balance on the card if Melissa bought 30 prints?

Myron put $5000 in a 2-year cd playing 3% interest, compounded monthly. after 2 years, he withrew all his money. what was the amount of the withdrawal?

For the equations below which statement is true ? -2x=14 6x=-42

An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .