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
Drupady [299]
3 years ago
7

I need a little help :)

Mathematics
1 answer:
Naily [24]3 years ago
3 0

So firstly, square root 9a^2 and 49: 3a+7\sqrt{b}-a+\sqrt{b}


Next, combine like terms, and your answer will be 2a+8\sqrt{b} , or the third option.

You might be interested in
Find the list price.
diamong [38]

Answer:

it would be 11475 hope this helps :)

7 0
3 years ago
A map has a scale of 3 cm and 20 cm which statement is true or false two cities are actually 66 cm part are9.9 cm part
victus00 [196]
Answer:
Answer options
A. Two cities that are 7.5 cm apart on the map are actually 50 km apart.
D. Two cities that are actually 66 km apart are 9.9 cm apart on the map.
Step-by-step explanation:
Step 1
Indicate the scale as shown;
3 cm : 20 km, meaning 3 cm on the map represents 20 km on the ground
A). what does 7.5 cm represent on the ground
Distance on ground=(7.5×20)/3=50 km
B). what does 4 cm represent on the ground
Distance on ground=(4×20)/3=26.67 km
C). what does 45 km on ground represent on the map
Distance on map=(45×3)/20=6.75 cm
D). what does 66 km on ground represent on the map
Distance on the map=(66×3)/20=9.9 cm
8 0
3 years ago
Help please !!!!!!!!!!!!
Anastasy [175]

Answer:

X=10 and

y = 5 \sqrt{3}

4 0
3 years ago
How to solve 2x2+50=100
Ugo [173]

Answer:

It would be 54.

Step-by-step explanation:

It would be 2 times 2, which is four, and then you would add by 50.

2 x 2 = 4

4 + 50 = 54

So, it will not be 100, it will be 54.

4 0
3 years ago
Read 2 more answers
Math question please show work
garik1379 [7]

You calculate this using the Cosine Rule

x^2 = 60.5^2 + 226^2 - 2*60.5*226 cos 39

= 33484.42

x = 182.98

He threw the ball approximately 183 feet.

7 0
3 years ago
Other questions:
  • A flagpole casts a shadow that is 23.5 feet long. At the same time of day, mrs gilbert who is 5.5 feet tall casts a shadow that
    6·1 answer
  • Rita and tina make $11 an hour rita worked r hours and tina worked t hours
    6·1 answer
  • If (x-2) × B = x^2 + 11x -10, where b is a polynomial, what is the degree of B
    13·1 answer
  • Can I please get help with this question? thanks in advance.
    7·1 answer
  • Evaluate -5 - 15 + 4 + 15
    5·2 answers
  • Gloria sells skateboards and charges a $15 shipping fee for each skateboard. She sold 14 skateboards last week and charged a tot
    9·2 answers
  • Si el área de una figura rectangular esta dada por A-bxh,¿cual es la siguiente expresiones representa el área de la puerta
    7·1 answer
  • How do I calculate these division facts and what’s the answer 63 ÷ 7 56 ÷ 7
    9·2 answers
  • Which situation can be represented by the equation 4d + 5 = 29?
    5·1 answer
  • HOW MANY AUTOMOBILE LICENSE PLATES CAN BE MADE IF EACH PLATE
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!