What is the result of subtracting the second equation from the first? \begin{aligned} -2x+y &= 0 -7x+3y &= 2 \end{aligned}
−2x+y
−7x+3y


=0
=2

Create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1.

I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )

Which equation is equivalent to the given expression? -(1/2y+1/4) a. -1/4(1+2y) b. 1/4(2y-1) c. -2(1/4y-1/8) d. 2(1/8-1/4y)