X+2x=9

what does x equal? and how do I get the answer?

2.4 times as many of 2.08

How much money has to be invested at 4.3% interest compounded continuously to have 19,000 after 16 years?

A spinner has 10 equally sized sections, 8 of which are gray and 2 of which are blue. The spinner is spun twice. What is the probability that the first spin lands on gray and the second spin lands on blue?

Exit Which of the following sets of numbers could be the lengths of the sides of a triangle? A. 3.5 cm, 7 cm, 10.5 cm B. 3.5 cm, 7 cm, 14 cm C. 3.5 cm, 3.5 cm, 3.5 cm D. 3.5 cm, 5 cm, 10 cm

Predating the invention of calculus by almost 2000 years, archimedes found that the area under a parabolic arch is always 2 3 the area of the bounding rectangle.

How can i be math teacher when i grow up?

What are the possible degrees for the polynomial function

A theater seats 496 people. Of all 8 performances to a play sell out, how many people will see the play?

What is the least common denominator of the fractions

Jack bought 4 dozen eggs at $10 per dozen. 6 were broken. what percent of his money goes to waste