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2 years ago

February 10: Decimal Operations Graded Review

Mathematics

1 answer:

arsen [322]2 years ago

3 0

Hi there!

Hope this helps!

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Which expression is equivalent to 2(x^2-1) + 3x(x-4) (please show work)

Tema [17]

Answer:

5x^2-12x-2

Step-by-step explanation:

Use distributive property, then add like terms. See file below for steps.

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2 years ago

Solve the proportion x/12.6=45/63

NNADVOKAT [17]

Answer:

x = 9

Step-by-step explanation:

solve using cross multiplication

63(x) = 45(12.6)

63x = 567

x = 9

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75 miles in 3 hours ; 140 miles in 4 hours

weeeeeb [17]

Answer:

Step-by-step explanation:

75:3=25:1

140:4=45:1

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2 years ago

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Irina18 [472]

Answer:

-1 as minus one whole is less than minus 0.5

Step-by-step explanation:

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Please i need help on this

fenix001 [56]

For the question you want to:

For each book go across the graph how ever many pages there are and up how ever many words there are, then place a dot.

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2 years ago

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