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
7

Can someone please help me with this

Mathematics
1 answer:
LenKa [72]3 years ago
4 0

Just guess and check. For example, for the first on the left, I guessed 3 to begin with. 3 + 3 + 3 = 9, but 10 + 3 = 13, so 3 is not the answer. I then guessed 5. 5 + 5 + 5= 15, and 10 + 5= 15, so star = 5.

You might be interested in
Plz solve <br> 4+(−2)−(−3)−6
Dominik [7]

Answer: -1

<u>Add</u>

4+(-2)=2

<u>Subtract</u>

2−(−3)−6

<u>Subtract</u>

5-6=-1

7 0
3 years ago
Read 2 more answers
Three prime numbers which add up to 25
dolphi86 [110]

Answer:

7 + 11 + 11

Step-by-step explanation:

7 + 11 = 18

18 + 7 = 25

8 0
3 years ago
20. Rewrite the following expression as a fraction times the variable.<br> -8a/9
Schach [20]

Answer:

-8a times 1/9

Step-by-step explanation:

This can be thought of as -8a/1 times 1/9. (1/9 is the reciprocal of 9, so were just pulling the fraction apart)

8 0
3 years ago
Hakim invests $700 in a bank that pays 5% simple interest annually. After one year he uses the money in his account to buy a com
ludmilkaskok [199]

Answer:

  $111

Step-by-step explanation:

The bank balance is ...

  $700 × (1 + 0.05) = $735

The cost of the computer is ...

  $750 × (1 -0.20) × (1 +0.04) = $624

The remaining bank balance after paying for the computer is ...

  $735 -624 = $111

_____

When you add a percentage, you effectively multiply by the sum of 1 and that percentage. The same is true if the amount "added" is negative (as for a discounted price).

  (original amount) + (percentage)×(original amount)

Use the distributive property to factor out the original amount:

 = (original amount)×(1 + percentage)

6 0
3 years ago
Given m|n, find the value of x.
In-s [12.5K]

Answer:

27

Step-by-step explanation:

angle adjacent to 163 = 27

x=27 by alternate angles equal principle.

7 0
2 years ago
Other questions:
  • It is 4,452 miles round trip to Craig's aunts house. If he travels to her house 3 times this year, how many miles did he travel
    13·2 answers
  • PLEASE HELP WITH THIS RSM QUESTION​
    6·1 answer
  • Expand the expression 2/5 (2d+3)
    10·1 answer
  • How do you solve 4n = -20
    5·2 answers
  • Which point is a solution to the inequality shown in this graph
    10·2 answers
  • Can u help me solve this problem
    10·2 answers
  • Look at the image below
    14·1 answer
  • What is the square root of
    15·1 answer
  • What is the value of the expression (-5)-3? what is the value of x
    11·1 answer
  • I promise I'll give you a BRAINLIEST if you add the working out
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!