Which of the following equations could be used to find what amount is 3% of 520?
1. x=0.03(520)
2. x=3(520)
3. x=30(520)
4. x= 3/520

Suppose i pick a jelly bean at random from a box containing one red and eleven blue ones. i record the color and put the jelly bean back in the box. if i do this three times, what is the probability of getting a blue jelly bean each time? (round your answer to three decimal places.)

3x + 4y = 5 x- 3y = -7 solve by substitution

Which of the following can be used to explain a statement in a geometric proof?