Find the difference (4ab-9a-8)-(7ab-1)

1 answer:

7 0

(4ab - 9a - 8) - (7ab - 1)
distribute (multiply) the negative through the parenthesis
<span>(4ab - 9a - 8) - 7ab + 1
No need for other parenthesis because nothing in front or to combine inside. </span>
<span>4ab - 9a - 8 - 7ab + 1 </span>
Combine like terms
- 3ab - 9a - 7

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9a-18b+21c apply distributive property to factor out gcf of all three terms

Evgesh-ka [11]

The greatest common factor of 9, 18 and 21 is 3 so that is the number that we'll factor out

to do this divide all three numbers by 3 to get

3(3a-6b+7c)

I hope I've helped!

3 0

3 years ago

Read 2 more answers

8/9÷3= 7/8 1/5 8/27 2/3

natima [27]

8/9 divided by 3 = 8/27

have a wonderful day! the steps are down below! :)