missalawode28
09.09.2019 •
Mathematics
Solve the system of equations:
y= 2x+1
y = x2 + 2x-8
Solved
Show answers
More tips
- F Family and Home What Kind of Wedding to have After 11 Years of Marriage?...
- C Computers and Internet How to Top Up Your Skype Account Without Losing Money?...
- H Health and Medicine How does childbirth happen: everything future mothers need to know...
- H Health and Medicine What Are the Best Vitamins? A Scientific View on Vitamin Supplements...
- A Auto and Moto How to Deregister a Car in Moscow?...
- A Auto and Moto What Is the Cost of Customs Clearance for a Car in Russia?...
- A Auto and Moto How to choose the right drive for your BMW...
- H Health and Medicine 10 Tips for Avoiding Vitamin Deficiency...
- L Leisure and Entertainment Mysteries of the Name Vyacheslav Dobrynin...
- H Health and Medicine What makes Graves’ disease dangerous?...
Answers on questions: Mathematics
- M Mathematics The following table shows the number of miles a hiker walked on a trail each day for 6 days. 1 2 3 4 5 6 Day Number of Miles 8 5 7 2 2 9 8 What was the mean number...
- M Mathematics Patrice is looking into joining a gym. she has a budget of $44 per month. the gym she wants to join has fees based on the number of visits plus a flat rate for membership....
- M Mathematics Celia is staring at the clock waiting for school to end so that she can go to track practice. she notices that the 4-inch-long minute hand is rotating around the clock...
- M Mathematics Write a rule for the linear function in the table....
- M Mathematics Which of the following best describes the histogram ?...
- M Mathematics Compare the two fractions. use , , or =. 4/6 [ ] 6/10...
- M Mathematics The perimeter of a rectangle is 356 ft. if the width of the garden is 81 ft what is it s length. fast, only if you know the answer. explain steps too ....
- M Mathematics Compare the two fractions. use , , or =. 5/12{ ]3/6...
- M Mathematics In the diagram, point o is the center of the circle. if m abc = 70, what is m aoc? answers given are: 100, 110, 130, and 140...
- M Mathematics Easy fraction ieenienebdjiwsdlwbeuwofcuwoo justify your answer explain it pls...
Ответ:
x = ±3
Step-by-step explanation:
Put both equations equal to each other.
2x + 1 = x^2 - 8
Cancel 2x on both sides.
1 = x^2 - 8
Add 8 to both sides.
1 + 8 = x^2
Simplify 1 + 8 to 9.
9 = x^2
Take the square root of both sides.
±√9 = x
±3=x
Simplify.
x = ±3
Ответ:
6 - Hundred place.
4 - Tens place.
8 - Units/ones place.