Three friends were training for a marathon. One day, Mark ran three miles less than Phil. Ron ran seven miles more than Mark. Together they ran sixty-four miles. How far did Ron run?

Marty and Stewart are stuffing envelopes with index cards. They are putting index cards in each envelope. When they are finished, Marty has 15 stuffed envelopes and 4 extra index cards, and Stewart has 12 stuffed envelopes and 6 extra index cards.

When is the sum of two integers with different signs positive? Explain

The table shows the amount of money a plumber charges for different numbers of hours that he works. The plumber graphed this information.

What is an equivalent expression to 8x+20

How many sides does a circle have

6x - 24 what is it equivalent to

My shoes were only $49.50, but I also had to pay 4% tax. What was my total?

For } (x) = 3x + 1 and g (x) = 72-6, find (f + g) (x).

Angle A is circumscribed about circle O. What is the measure of angle O?

How do you do 2.06 in expanded form