9) Type your answer as a mixed number in simplified form.
3/7+(-4/7)+(-1/7)

Write an algebraic expression to match each statement a. four less than 8 times a number b. twice the difference of a number and six c. nine from a number squared

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?

Will give brainliestbased on the topographic map of mt. st. helens, what is the contour interval if the volcano height is 2,950 m?