Two riders are in a bike race. The second rider starts half an hour late but rides 4 miles per hour faster than the first rider. If they both finish 3 hours after the race starts, how fast are they each riding?

Use the substitution method to solve y = - 7x + 3=

What goes in the blank boxes

The graph represents Jason's speed on a trip. What is the rate of change for the period of time between 10 and 20 minutes?

How is 3/10 equal to 0.3

Find the next three terms in the sequence. 12,36,108 ...

The sum of positive integers x and y is 246, and x/y = 5. What is the value of y?

Where do martians leave thier spaceships

How to find the zeros of f (x) = - 2x^2+8x

The sum of the measures of two exterior angles is 252. what is the measure of the third exterior angle?

Martin finds a shirt on sale for 10% off at a department store. The original price was 20$. Martin must also pay 8.5% sales tax. How much is the shirt before taxes are applied? How much is the shirt after tax is applied?