By rounding to one significant number, estimate the answer to these questions:

Mathematics

1 answer:

Rom4ik [11]2 years ago

6 0

Answer:

a) 140000

b) 1000000

c) 9000000

Step-by-step explanation:

a) 687x164

700 * 200 =140000

b) 476x2354

500*2000=1000000

c) 8612x1497

9000*1000=9000000

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Answer:
A
Step-by-step explanation
You can divide 6x,9y and -15 by 3
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9y/3=3y
-15/3=(-5)
Combine them to get the factored form of 6x+9y-15:
3(2x+3y-5)

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