The number of basic headphones the store can purchase if it spends a total of $10,000 on headphones and buys 110 hd headphones for $70 each

When the solutions to each of the two equations below are graphed in the xy-coordinate plane, the graphs of the solutions intersect at two places. write the y-cordninates of the points of intersection in the boxes below in order from smallest to largest. y=2x y=x^2-3

What is the value of the expression below? 148+(-6)| + |– 35= 7|

What is the value of x when x + 7 = 21?