What is 3/13 times 143 and how do you get the answer to the problem and how do you work it out because i need with this equation so can you he thats all i ask

Carl wants to buy a television that cost $500 including taxes. to pay for television he will use a payment plan that requires him to make a down payment of $125 and then pay $70.50 each month for six months what is the percent increase from the original cast of the television to the cost of the television using a payment plan.

What is the solution to the system of equations? (–2, –8) (–1, –5) (0, –2) (2, 4)

Karen will divide her garden into equal parts. she will plant corn in 8/12 of the garden. what is the lowest number of parts she can divide her garden into?