Mathematics, 03.11.2020 01:50 JAPONICA

Which equation shows the quadratic formula used correctly to solve 7x2 = 9+ x for x? .-13 (12-41749)
OX-
207)
12 V-12-47)(9)
207
O X-
-1 16-1)2+4(7)(9)
охи
207)
1+ (-1)+4(79)
OX

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 17:30, astultz309459

Apublic library wants to place 4 magazines and 9 books on each display shelf. the expression 4s+9s represents the total number of items that will be displayed on s shelves. simplify the expression

Answers: 2

continue

Mathematics, 21.06.2019 19:40, nancy00

Aretha wanted to gather data about the cost of local bowling leagues in her area. she plotted the data and determined that the average bowling league costs consist of a one-time registration fee and a monthly fee modeled by the equation y = 15x + 20. identify and interpret the y-intercept in this model. the y-intercept is 20. this is the cost per month. the y-intercept is 20. this is the cost of registration. the y-intercept is 15. this is the cost of registration. the y-intercept is 15. this is the cost per month.

Answers: 1

continue

Mathematics, 21.06.2019 20:30, daeshawnc14

What’s -11-33k and factor each expression completely

Answers: 2

continue

Mathematics, 22.06.2019 01:10, MayFlowers

Is the response to the survey question "did you smoke in the last week question mark "response to the survey question "did you smoke in the last week? " a discrete random variable, a continuous random variable, or not a random variable?

Answers: 1

continue

You know the right answer?

Which equation shows the quadratic formula used correctly to solve 7x2 = 9+ x for x? .-13 (12-4174...