Lena ran a total of 7 miles around her school track. Each lap around the track is 4/5 mile. How many laps did Lena run?

If you apply the changes below to the absolute value parent function, f(x)=\x\, which of these is the equation of the new function? shift 2 units to the left shift 3 units down a. g(x)=\x-3\-2 b. g(x)= \x-2\-3 c. g(x)= \x+3\-2 d. g(x)= \x+2\-3

Using elimination, what is -4x+2y=-12 4x+8y=-24

What is 100,000 times 1/100,000, using the standard method of multiplication? write the answer as 10 to a power.