Which equation is in point slope form for the given point and slope? (-3,7); slope 4
a) y-7=4(x-3)
b) y-7=4(x+3)
c) y+7=4(x+3)
d) y+7=4x-12

Steve wants to develop a way to find the total cost of any item including sales tax. the sales tax in his city is 6%. his friend jenna writes the expression x + 6x where x is the cost of the item. explain whether her expression is correct based on the situation.

Can any one me with the answers to these questions asap?

Find the x-intercepts of the parabola withvertex (1,1) and y-intercept (0,-3).write your answer in this form: (x1,if necessary, round to the nearest hundredth.