Your friend gave you a gift card for your birthday. you use it to buy a dvd for
$15
$15
. the gift card balance shown on the receipt after the purchase is
$45
$45
. what was the original value of the gift card

Which of the binomials below is a factor of this trinominal? x^2-13+30

The function ƒ is defined by ƒ(x) = (x + 3)(x + 1). the graph of ƒ in the xy-plane is a parabola. which interval contains the x-coordinate of the vertex of the graph of ƒ?

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.