Billy has a $40 gift card. She spends $10 per week. Write a linear equation for this situation. (Hint: Use y = mx + b, where y is money remaining, m is loss per week, and b is the starting money.)

The table represents a linear function. what is the slope of the function? –6 –4 4 6

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros. 3, 4+2i, 1+(sqrt)7 the answer is supposed to be: f(x)=x(^5)-13x(^4)+60x(^3)-82x(^2)-144x+360 what am i doing wrong?

After t seconds, a ball tossed in the air from the ground level reaches a height of h feet given by the equation h = 144t-16t^2. after how many seconds will the ball hit the ground before rebounding?