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
Andrew [12]
3 years ago
9

Twice the sum of x and y decreased by 21

Mathematics
1 answer:
Semenov [28]3 years ago
8 0
Answer: 2((x+y)-21)

Calculation/Explanation:

Twice the sum of x and y decreased by 21 means that you must add x and y first before decreasing by 21. The last step is to double the whole equation that we just performed.
You might be interested in
What is the value of the expression?<br> -16+ 12 <br>(A)-28 <br>(B)-4 <br>(C)4 <br>(D)28 ​
Elden [556K]

Answer:

-16+12= -4

Step-by-step explanation:

When we mins 12 from 16 (16-12) we get 4.

Similarly. When we minus 16 from 12 (12-16) we get -4 because we choose the sign with the greater number.

6 0
2 years ago
Points gyfridjwnxsbhjkjh
Art [367]

Answer:hey

Step-by-step explanation:ur cool

7 0
2 years ago
Read 2 more answers
Victor draws one side of equilateral ∆PQR on the coordinate plane at points P (–9, –2) and Q (–2, –2). What are the two possible
Elenna [48]

Answer:

the vertices of point R could be (-2,5) or (-2,9)

each point is 7 units away from Q since there are 7 units between P and Q

Step-by-step explanation:

6 0
3 years ago
There were 84 children and 48 adults at a ski resort. What percent of the people were adults? Round to the nearest whole percent
schepotkina [342]
50 out of the 80 were adults if you have to round so it would be 5/8 then you just do 8×100 and then 5×180+70÷100 because you're want to do not do not do it
8 0
2 years ago
Read 2 more answers
6th grade help please
miv72 [106K]
12 + 6x + 6x + 6y = 12 + 12x + 6y
8 0
2 years ago
Read 2 more answers
Other questions:
  • The concession stand at the high school football stadium sells hot dogs and hamburgers to raise money for the high school athlet
    9·2 answers
  • How do you identify the opposite and the absolute value of a rational number
    5·2 answers
  • A=pir^2 solve for pi
    8·1 answer
  • Use the distributive property to simplify the algebraic expression. 2(n - 6)
    6·2 answers
  • Which statements are true regarding undefinable terms in geometry? Select two options. a.)A point’s location on the coordinate p
    10·1 answer
  • Factor the trinomial into binomials then solve?
    12·1 answer
  • Ex 4) Find the unit price for 6.5 pounds of apple for $12.95.
    9·1 answer
  • Ameen went to the salon and had 3/8 of an inch of hair cut off. The next day she went back and asked for another 1/2 of an inch
    5·1 answer
  • Consider this quadratic equation:
    14·1 answer
  • Mr. Ehling bought a pencil sharpener and 2 posters for a total of $28.99. If
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!