If y varies directly with x and x=21 and y=14, what is the constant of proportionality? Write your answer as a fraction.

Rachel set up a display placing 126 painted rocks in each of 3 rows. How many rocks arer in Rachels display? Choose numbers from the box to complete & solve the Problem numbers in the box are 18 30 60 180 600 300 378 387

What is the approximate solution of this system of equations? y = x2 + 3x + 3 y = x2 + x + 2

2.86 = ? tenths + 6 hundredths =

What is (3x10 to the power of5) divided by (6x10 to the power of 9)

Evaluate the following expression. (-6) 2 0 - 36 0 - 1/36 1/36 36

If $1500 is invested at an interest rate of 4.75% per year, compounded quarterly, find the value of the investment after the given number of years.

Use properties to solve 93 + (68+7)

If a polynomial has four terms, 3x3 + 5x + 6x2 + 10, which factoring method can be considered?

When 6 times a number is increased by 7, the result is 31 what is the number?

3 (3 - 8x) - 1 = - 6x - 28