Taylor buys 6 bus tickets. he pays for the tickets with a $20 bill.

let c represent the cost of each ticket.

which expression shows how much change taylor will receive?

6 + 20c

20 + 6c

6−20c6−20c

20−6c

Pls me this is due today and i need i will make brainliest if you me answer correctly and i will report if you try to give me a dumb answer.

He mass of a single atom of carbon can be found by dividing the atomic mass (12.01 g) by 6.022 x 10^23. which is the mass of a single carbon atom, correctly written in scientific notation with the correct number of significant figures?

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.