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Math (Help Please)

1. Which of the following shows how this expression can be simplified?
2x + 6 + 3x − 4

A. x − 2


B. x + 2


C. 5x + 2


D. 5x − 2


2. Which is equivalent to the expression below?
7(2p − 1)

A. 7p


B. 14p − 1


C. 14p − 7


D. 14p − 8


3. Factor the expression below completely.
1.8c + 5.4cd




4. Which is equivalent to the expression below?
2k + (−3m ) − 6k + 2m

A. −4k + (−2m)


B. −4k + (−m)


C. 4k − 5m


D. 4k − m


5. Which of the following expressions does not represent “increase a quantity n by 25%”?

A. n + 0.25n


B. (1 + 0.25)n


C. 125n


D. 1 n


6. Which of the following expressions best represents “a 35% reduction of a number x”?

A. 0.35x


B. 0.65x


C. 1.35x

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  1. Your choices of answers to these questions did not show up.

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  2. Oh sorry.

    1.C
    2.D
    3 Idk.
    4.C
    5.A
    6.D

    Am I right

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  3. 1.C -- correct
    2.D -- wrong
    3 Idk. - wrong
    4.C -- wrong
    5.A -- wrong
    6.D -- wrong

    I think you were just guessing, hoping that now I would do them for you.

    Why not show your steps to get these answers, that way I can help you.

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  4. Okay I'll show my steps.

    2. Yeah I see D is wrong now. I say B.... 7x2=14

    3. I still don't know that one cause I need a little more help

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  5. #2
    7(2p − 1)
    just expand, takes 1 step
    = 14p - 7 ----> C

    #3,
    1.8c + 5.4cd, common factor is 1.8c, one step
    = 1.8c( 1 + 3d)

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  6. Then 4,5,6... I just need to get the understanding of how t do them

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  7. Combine like terms.

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    👤
    Ms. Sue
  8. Okay I'll try I hope I don't make a bad grade

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  9. Which of the following expressions does not represent “increase a quantity n by 25%”?

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  10. I need help

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