Which expressions are equivalent to

2r + (t+r)

In the following set, the mode is the most effective measure of central tendency if you want to emphasize how small the values are. 32, 21, 68, 21 True False

Solve the proportion. 10/a = 15/30 a. 2 b. 20 c. 5 d. 10

LeeAnn created this solved this proof. She wants to know if she solved it correctly. After looking at the proof, decide whether she solved the proof correctly.

A has $32 more than B, and B has five times as much money as C. If C has d dollars, how much does A have? Answer:

Find the x-intercepts for the parabola defined by this equation: y=2x² + 2x - 4 Write your answer as two ordered pairs: (x1.71). (x2, y2) Separate the values with a comma. Round, if necessary, to the nearest hundredth.

The sum of two numbers is 90. their difference is 12. what are the numbers?

Stat crunch in a random sample of 200 adults, what is the probability that less than 33 % have no credit cards?

There are 2.54 centimeters in an inch. when using this conversion factor, how many significant figures are you limited to?

How many 4 letter words can be formed from the alphabets?

What is the common factor of this term 6xy^2 = (3x) (?)