Solve each system by substitution. Y=-4 Y=x-8

If a leak van empty 1/4th of a tank in 1 hour, how long will leak take to empty the full tank?

A bakery sells cakes for $23 and a dozen cupcakes for $18. In one day they sold 72 items and made a total of $1446. Which system is an appropriate model of the problem? A. 23x + y = 72 18x + y = 1446 B. x+y=72 23x18y=4600 C.

The exponential function h, represented in the table, can be written as h (x) = a. b^x

Every day the temperature is dropping by 3/16 fahrenheit what will the change in temperature be in 4 days

What is - 2 (x + 7) in math

Solve - 7 = √ 2x - 9.

What is 5/7*w=40 1/2

sierra is supposed to practice flute for a total of 5 1/4 hours every week. this week, she practiced 15 minutes on sunday, 1 hour on monday, 30 minutes on tuesday, 45 minutes on wensday, 15 minutes on tursday, and 45 minutes on friday.

What number is equivalent to 4.054

Solve each system by graphing. Y=2x