R+12 = 3r + 4

What's the value of r?

Slope = - 2/5 y-intercept = 0

Given right triangle ABC with measure of

Mieko practiced shooting a basketball for 7/10 of her total practice time. During the other time, she practiced dribbling, if she practiced dribbling for 18 minutes, how many minutes did she practice shooting

Jon finds a box of 350 postcards. He selects a random sample of 75 postcards and finds that 27 already have a stamp on them. Predict the total number of postcards in the box with stamps on them.

These are the ingredients needed to make 18 rock cakes 9 ounces of flour 6 ounces of margarine 2 large eggs 6 ounces of sugar 8 ounces of fruit How much of each ingredients will you need to make 12

Jenna bought a gallon of milk at the store for $3.58. About how much change did she recevie from $20 bill?

Which shows a difference of squares? 10y2-4x2 1672-x2 8x² - 40x+25 64x2-48x+9

The following is a geometric sequence. Find the next number in this sequence. 1, - 2, 4

Tamyra is making four cookies and has exactly four chocolate chips. If she distributes the chips randomly into the four cookies, what is the probability that there are no more than two chips in any one cookie?

Jessica had baseball cards she gave 3 to her friends she now has 9 baseball cards left how many baseball cards did she have to start with