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3 years ago

Plz help! Will mark brainliest! Please subtract and simplify

Mathematics

2 answers:

FinnZ [79.3K]3 years ago

6 0

a2−2a−3a divided by 2−9a+18−(a2−5a−6a2+9a+8)=21a3−70a2−7a+84 divide by a4−55a2+90a+144=7(a+1)(a−3)(3a−4) divide by (a+1)(a−3)(a−6)(a+8)answer =21a−28 divided by a2+2a−48

Sloan [31]3 years ago

4 0

I think it's -11a + 17

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3 years ago

Lauren Rob need to find a decimal equivalent to 39/50 Laura said she could write an equivalent fraction with 100 as the denomina

Lina20 [59]

Answer:

Laura and Rob are correct

Step-by-step explanation:

we have

39/50

1) Rob said he could divide the numerator by the denominator

using a calculator

39/50=0.78

Rob is correct

2) Laura said she could write an equivalent fraction with 100 as the denominator to converted into a decimal

Multiply by 2/2

(39/50)*(2/2)=78/100=0.78

Laura is correct

therefore

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2 years ago

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jasenka [17]

Answer:

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Step-by-step explanation:

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