5x+y=9

3x-y=7. How do I solve this using elimination?

3.8,3.789,3,3 41/50 from greastest to least

What possible restrictions exist on domains and ranges of arithmetic sequences?

A proportion relationship is represented by the equation 2x=18y. If y=kx, where k is the constant of proportionlaity, then what is the value of K? A. 9 B. 2 C. 1/2 D. 1/9

Umm ... what is 2% of 350 ... asking for a friend

The price for packs of bottled water at a grocery store over a nine week period was as follows: $3.25, $3.00, $3.50, $3.75, $3.25, $3.00, $2.50, $3.00, $2.75. Find the lower quartile rounded to the penny.

write an integer expression that equals 10. it must contain at least 2 positive integers and 2 negative integers. it also must contain at least one addition symbol and one subtraction symbol

If f (x) = 6x - 4, what is f (x) when x = 8? A2 B16 C44 D52

Alexa mom has 3 kids. Their names are Ally and Alex, what is the 3rd ones name.?

What is the answer for 2x - (x+10) = 45

The volume of one of the Great Lakes is 3.5 * 10^3 cubic kilometers. If there are 6.3 * 10^7 fish in the lake, what is the average number of fish per cubic kilometer?