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
mash [69]
3 years ago
7

HELP PLEASE Will give brainliest if it helps.

Mathematics
1 answer:
AnnyKZ [126]3 years ago
6 0

Answer:

2x+23

Step-by-step explanation:

The perimeter of a triangle is calculated by adding the sum of all sides.

Therefore, in the given problem, the perimeter will be:

Perimeter = 21-x + 2x-3 + x+5

= 2x+23

You might be interested in
Converting 7/8 to a decimal.
Elza [17]
Ok, so if you want to convert 7/8 into a decimal, you just simply divide 7 into 8.  Well that should be 0.875 because 7 ÷ 8 = 0.875 Hope that helped!!!  :)
5 0
3 years ago
Read 2 more answers
Graph the function f(x)=(1/3)^x+2-6
Hitman42 [59]
I got this picture from photomath, hope it helps

3 0
3 years ago
Please help me complete 5 and 6
Rina8888 [55]
1.  Parenthesis: 
(15)8 - 4 + 2 + 1
Multiply: 
120 - 4 + 2 + 1
Subtract: 
116 + 2 + 1 
Add: 
119, the answer is A.
2. 8 x 15 = 120
120 / 2 = 60 
6 x 15 = 90 
90 + 60 = 150
The answer is A. 
Hope this helps!
8 0
3 years ago
Find the surface area of the given prism​
Wewaii [24]

Answer:

Hello! answer: 432

Step-by-step explanation:

12 × 8 = 96

12 × 8 = 96

12 × 6 = 72

12 × 6 = 72

8 × 6 = 48

8 × 6 = 48

Then you add them all up so...

96 + 96 + 72 + 72 + 48 + 48 = 432 therefore the surface area is 432 hope that helps!

3 0
3 years ago
Brainliest explain this to me
shutvik [7]

So... Emily gets payed 12 dollars for every hour she works. with and ADDitional 30 dollars by the end of her day. Therefore you would multiply her hourly income (12) by the amount of hours she works (h). Then, add her 30 dollars to it. (Im feeling nice so the answer should look like this ~  12h + 30.) Hope it helps you <3!

7 0
3 years ago
Other questions:
  • (1 pt) Which answer is the same as moving the decimal in 6.73 three places to the left? A. dividing 6.73 by 103 B. dividing 6.73
    12·2 answers
  • Danica wants to arrange her model cars in rows with exactly 6 cars in each row. She now has 23 model cars. What is the smallest
    15·1 answer
  • Use the discriminant to determine the number of solutions for the quadratic equation.
    13·1 answer
  • Marshall and Peter went to lunch at a cafe. They ordered a spinach salad for $4.15, a tuna sandwich for $6.35, and 2 glasses of
    12·1 answer
  • Ty collects coins from all over the world.He had 25 coins and received 14 on his birthday.What was the percent increase in coins
    9·1 answer
  • Which translation is used to map triangle ABd onto triangle IGH?
    8·1 answer
  • a reporter intends to survey a 150 people to estimate what percentage of the city population with support a law that raises the
    13·1 answer
  • Determine the center and the diameter of the circle with the equation. x^2-6x+y^2+8y=24
    13·1 answer
  • Calculate the indicated function values
    5·1 answer
  • How many numbers between 25 and 400 are divisible by 11? find their sum
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!