Ashelf is 31 1/2 inches long. alice is setting her model cars in a line along the shelf. if each car is 1 3/4 inches long what is the greatest number of cars she can place in a line along the shelf

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.

What is the expression in factored form? -x^2 + 3x + 28 a. (x-7)(x-4) b. -(x-7)(x+4) c. (x+4)(x+7) d. -(x-4)(x+7)

Plot a point at the y-intercept of the following function on the provided graph. 3y=-5x+7 20 points