queenmari63 queenmari63
  • 21-07-2019
  • Mathematics
contestada

8. Which expression is equivalent
to 24 + 15?
A 2 X (12 + 7)
B 3 X (8 + 5)
C 5 x (8 + 3)
D 8 X (3 + 7)

Respuesta :

Helper2511
Helper2511 Helper2511
  • 21-07-2019
B
This is an expand the brackets question. So you multiply the number on the outside of the bracket by the numbers on the inside of the bracket.
3*8=24
3*5=15
Answer Link
jimrgrant1 jimrgrant1
  • 21-07-2019

Answer:

B

Step-by-step explanation:

Given

24 + 15 ← factor out 3 from each term

= 3(8 + 5)

As a check

24 + 15 = 39 and

3(8 + 5) = 3 × 13 = 39

Hence 24 + 15 = 3(8 + 5) → B

Answer Link

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