1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Kisachek [45]
3 years ago
5

Find the value of this expression if x=-7. x^2 -1 /x+4

Mathematics
1 answer:
belka [17]3 years ago
6 0

Answer:

-16

Step-by-step explanation:

x^2 -1 /x+4

By putting the value of x in the expression as x = -7

= (-7)^2 - 1/ -7 +4

= (+49) - 1/ -3

= 48/-3

= -16

You might be interested in
A recipe calls for 3 1/2 cups of sugar. If you want to make only 1/3 of the recipe, how much sugar should you use?
Sav [38]

Answer: 1 1/6 cups of sugar

Step-by-step explanation:

First let’s convert 3 1/2 into an improper fraction: 7/2

Then we multiply 7/2 by 1/3: 7/2*1/3=7/6

Then finally we convert 7/6 into a mixed number, so your answer will be 1 1/6

3 0
3 years ago
Simplifying Please Help!
Gemiola [76]

Answer: C. 6x+18

Step-by-step explanation:

Use the distributive property

First multiply 6 times x which is 6x

Then multiply 6 times 3 which is 18

Keep the sign the same

Therefore, this should give you 6x+18

7 0
2 years ago
Determine whether the figure has point symmetry, line symmetry, both or neither
telo118 [61]

Answer:

Line symmetry

Step-by-step explanation:

If you drew a straight line across the figure horizontally, you would see that both halves are symmetrical.

7 0
3 years ago
Need po answer plssss
Ede4ka [16]

Answer:

owshhittttttt mic drop️

7 0
3 years ago
If (x+y , 2x-3) = (5,3) find the value of x and y​. plz answer ASAP!!!
Jlenok [28]

Answer:

x=3

y=0

Step-by-step explanation:

2x-3=3

2x=6

x=3

x+y=3

3+y=3

y=0

5 0
3 years ago
Read 2 more answers
Other questions:
  • Plzz helpppp meee.... i need the answer and steps really fast ...​
    12·1 answer
  • -2(2n+4)=10 solve the equation
    10·2 answers
  • Name three ratios that are equivalent to 5:2
    12·2 answers
  • John's age increased by 11 is 5 less than 5 times his age. How old is he? If x represents John's age, which of the following equ
    15·2 answers
  • Why do you need to apply a force in order to get the box to move
    12·1 answer
  • In each of the following equations, find all the integers x satisfying the equation:
    11·1 answer
  • Find the exact value of <br> cos<br> ⁡<br> A<br> cosA in simplest radical form.
    12·1 answer
  • Kirsty is making a fruit drink for 9 people. How many oranges does she use?
    6·2 answers
  • A submarine descends to 800 feet below sea
    9·1 answer
  • Find the least common denominator of 11/10 and 1/15
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!