Is it true or false, why and why not?

9a is equivalent to 11a - 2a

Which of the following is (are) the solution (s) to 3x+10=10

What is the value x in the equation 0.25 (3x-4) - 0.5=2.75

Ruby has a bird feeder which is visited by an average of 13 birds every 2 hours during daylight hours.

How do you say 4.110 in word form

How does an indirect proof differ from a regular proof?

Split 52 into the ratio 5:8

Members of a polling organization survey 700 of the 7,453 registered voters in a town by randomly choosing names from a list of all registered voters. Is there sample likely to be representative?

At 93 °F, a certain insect chirps at a rate of 89 times per minute, and at 101 °F, they chirp 113 times per minute. Write an equation in slope intercept form that represents the situation. What is an equation that represents this situation?

Find the nth degree of polynomial

Chris sells encyclopedias and earns $45 for each set he sells. How many sets did he sell if he earned $540 last week?