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
liq [111]
3 years ago
11

Simplify the following expressions and then find the numerical values for x = -2.

Mathematics
1 answer:
galina1969 [7]3 years ago
5 0

Step-by-step explanation:

for the given value x = -2

= 3(2x-4) + x^2 +5

= 3(-4 -4) +4+5

= -24+9

= -15

You might be interested in
If 10 percent of x is 20 what is 23 percent of x
Zarrin [17]
X = 200 because when finding 10% of s number we divide the number to 10. then you find 23 percent of 200. which is 46, because percentages are found out of 100 and 200 is 100 multiplied by 2. So we have to multiply 23 by 2. the answer is 46.
6 0
3 years ago
Explain how the math drawing can help you solve 8+ =14​
butalik [34]

Answer:

8+6=14

Step-by-step explanation:

that is my answer ig

4 0
4 years ago
Qual o valor de Pi ?
Igoryamba
<h2>Hello my friend.</h2>

The Pi value is approximately equal to 3.14.

<h2>I hope I have helped a lot.</h2>
3 0
3 years ago
Square root of 486x^2
Leona [35]

This is a perfect Square

486 x 486 = 236,196

5 0
3 years ago
Hi whats <br> u = x - k solve for x
kykrilka [37]

Answer:

x=u+k

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
Other questions:
  • The orignal price of a computer was reduced by $250
    11·1 answer
  • A change in the dollar price of yen from $1 = 100 yen to $1 = 50 yen will:
    5·1 answer
  • Solve the proportion <br><br> N/5=7/10
    10·2 answers
  • Simplify: 5(3x -4) - 6( 4 - 3x)
    8·1 answer
  • The length of a rectangular map is 15 inches and the perimeter is 50 inches find the width<br>​
    15·1 answer
  • Simplify this problem, it on the picture
    8·2 answers
  • Can someone explain for me what are percents? How to find percent markup and markdown? Percent error. etc
    5·1 answer
  • In circle M with m \angle LMN= 82m∠LMN=82 and LM=9LM=9 units find area of sector LMN.
    10·2 answers
  • Simplify the expression by arranging the steps in sequence, based on the order of operations.
    10·1 answer
  • Science questions often require you to solve word problems. every insect had between twenty-six and forty-seven eggs hatch each
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!