The length of a rectangular field is represented by the expression14x-3x^2+2y. the width of the field is represented by the expression 5x-7x^2+7y. how much greater is the length of the field than the width? a) 9x+4x^2-5y b)9x-10x^2-5y c)19x+4x^2+9y d) 19x-10x^2+9y

25 ! the line of best fit is h = 5a + 86. predict the height at age 16.

Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).

If f(x) = 2x + 8 and g(x) = x4, what is (gº)?