harolddennis876
harolddennis876 harolddennis876
  • 07-09-2021
  • Mathematics
contestada

Which expression is equivalent to 81 + 18?

A. 9(9 + 2)
B. 9(9 + 9)
C. 9(9 + 3)
D. 3(27 + 18)

Respuesta :

mhanifa
mhanifa mhanifa
  • 07-09-2021

Answer:

  • A. 9(9 + 2)

Step-by-step explanation:

81 + 18 = 99

  • A. 9(9 + 2) = 99, correct
  • B. 9(9 + 9) = 198 ≠ 99
  • C. 9(9 + 3) = 108 ≠ 99
  • D. 3(27 + 18) = 135 ≠ 99
Answer Link
Аноним Аноним
  • 07-09-2021

Answer:

9(9+2)

Step-by-step explanation:

81+18=99

Now

[tex]\\ \rm\Rrightarrow 9(9+2)[/tex]

[tex]\\ \rm\Rrightarrow 81+18[/tex]

[tex]\\ \rm\Rrightarrow 99[/tex]

Hence verified.

Answer Link

Otras preguntas

Explain how to multiply a whole number by a decimal in the hundredths?
The weight of an object is the product of its mass, m , and the acceleration of gravity, g (where g=9.8 m/s 2 ). If an object’s mass is m=10. kg , what is its
The area of a square field is 200 square feet.what is the approximate length of each side of the field ? Round your answer to the nearest foot
How to round the number 450.913 to the nearest tenth
Which organisms are responsible for absorbing carbon from the atmosphere?
How could I solve this equation, x+36=4x?
How might people adapt to life in an area with steep mountains?
in a round robin tennis tournament involving 7 players, each player will play every other player twice. How many total matches will be played in the tournament
Need help w/ math. Word problem-haters, beware!!!!! Joseph earns $15 for every lawn he mows. Is the amount of money he earn proportional to the number of lawns
what should be added to 3.189 to get 7