3 years ago

Shelly got 60 questions correct on her math test.If she got 75% how many questions were on the test?

Mathematics

1 answer:

vekshin13 years ago

5 0

There were 80 questions on the test.

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2x-3(2x-3)+2=45 pls solve fully

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Answer:

Step-by-step explanation:

2x*2x=4x^2

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Keep in mind 4x^2-6x

then next part:

3*2x=6x

3*3=9

6x-9

So totally

(4x^2-6x)-(6x-9)

Minus and minus is equal to +

(4x^2-12x+9)+2=45

4x^2-12x+11=45

-11 on both sides

4x^2-12x=34

X= -17/-2

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Answer: A its B

Step-by-step explanation:

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