Please help answer this!!: Unpaid credit cards: We talked about if you buy something on your credit
card and don't pay it off, you are charged interest. If you buy a new PS4
player for $300, and only pay $150 when the bill comes in, you still owe
$150. You will be charged interest on what you owe. If you are charged 10%
(0.10) of your balance, how much interest will you pay?

The sum of two numbers is 58. the first number is 8 less than half the second number. let  c  represent the first number. let  drepresent the second number. which statements about solving for the two numbers are true? check all that apply. the equation    represents the sum of the two numbers. the equation    represents the sentence “the first number is 8 less than half the second number.”the equation    represents the relationship between the two numbers. the equation    represents the sum of the two numbers. the number  d  is 14.the number  c  is 44.the number  c  is 14.the number  d  is 44.

What is the value of x when x + 7 = 21?

Me! i will mark brainliest! i don't get polynomials and all that other stuff. so this question is really hard. multiply and simplify.(x - 4) (x^2 – 5x – 6)show your