15x^2+88x when x = - 3

Y is directly proportional to x^2. It is known that y=10 for a particular value of x. Find the value of y when the value of x is halved ... ?

The simple interest on a principal amount, P, borrowed for T years at R% annual interest is given by the following formula. Which of the following describes the relationship between the variables of the simple interest formula? 1.

3/8 converted to a decimal

The table shows the circumference of a tree in centimeters, y, at x years. Choose the function that represents the data. The table shows the circumference of a tree in centimeters, y, at x years. Choose the function that represents the data.

The Width of a rectangle is 2w+3. The length is equal to 4 times its width. Write an expression to represent the perimeter of the rectangle. Show how you determined your expression.

A rectangle has an area of 204.8 square inches and a height of 16 inches. What is the length of the base?

Three friends owe $18 to another friend for gas. If they plan to split the cost evenly, which of the following expressions could they use to find how much they each owe? 18 : 3 18 : - 3 -18 : - 3 -18 : 3

A class of 18 students took a math test. Seven students had an average of 90. The other students had an average of 82. What is the average for the whole class? Round to the nearest whole percent. A) 80 B) 83 C) 85 D) 87

The ocean floor is growing by 8 centimeters every five years. What is the speed of the ocean floor's growth? Question 8 options: 40 cm/yr .63 cm/yr 0 cm/yr 1.6 cm/yr

You deposit $850 dollars in a savings account that pays 5.6% simple annual interest. Find your account balance after 21 months.