The steps to derive the quadratic formula are shown below:
step 1 ax? + bx + c = 0
step 2 ax? + bx = -
step 3 x2 + x=-
step 7 (x+ - + pomac -- vozac
step 8 x= -b
/b2 - 4ac
2a +
2a
step 9 x= -btvb2-4ac
2a
which of the following is the first incorrect step?

Aright triangle has an area of 18 square inches. b: if the triangle is not an isosceles triangle, what are all the possible lengths of the legs, if the lengths are whole numbers. answer !

Tod does not have any cookies. david gives jeff 8 cookies. then he splits half of the cookies he has left with tod. david let’s c represent the number of cookies that he starts with. he finds the number of cookies that tod has is 1/2 the difference of c and 8. write an expression to represent the number of cookies that tod has.

Need ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?