What is the value of c in the equation 2a+3b+5=c if a=3 and b=-3

You can ride your bike around your block 6 times and the whole neighborhood 5 times in 16 minutes. you can ride your bike around your block 3 times and the whole neighborhood 10 times in 23 minutes. how long does it take you to ride around the neighborhood?

If i had 1234 apples and 1 banana what is the total amount

Find the area of the region between a regular hexagon with sides of 6" and its inscribed circle.