Alexis divided a 13/4 pound bag of apples among her three friends. how manypounds of apples did each friend receive

Afarm that has 4 x 10^2 acres has 1.2 x 10^5 cattle. what is the average number of cattle per acre? write the answer in scientific notation. answere asap

X+y=-4 x-y=2 use elimination with adding and subtraction

What is the value of the discrimination for the quadratic equation 0=×2+2+×2