3 years ago

Which expression can you simplify by combining like terms? 6d2+5cd?3dc+8 12c2?8d2c+3dc+4 7d2?3c2+6d?c 16c2+8cd+7c?8d

Mathematics

1 answer:

Archy [21]3 years ago

4 0

Simplify combining like terms on 8d2c+3dc+47d2

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likoan [24]

Answer:

5.73

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Step-by-step explanation:

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2 years ago

Simplify 5y^2 + 5y + 5y + 5x^2.

Ierofanga [76]

Answer:

5y^2 + 10y + 5x^2

Step-by-step explanation:

there's only two like terms that can be combined.

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2 years ago

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ahrayia [7]

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2 years ago

If there are 400 cubic centimeters of a chemical in 1 liter of solution, how many cubic centimeters of water must be added to di

mars1129 [50]

$1l=1dm^3\\1dm=10cm\to1dm^3=(10cm)^3=1000cm^3\\\\1l=1000cm^3\\-------------\\ \begin{array}{ccc}400cm^3&-&25\%\\1000cm^3+x&-&100\%\end{array}\\cross\ multiply\\25(1000+x)=400\times100\\25000+25x=40000\ \ \ \ \ |subtract\ 25000\ from\ both\ sides\\25x=15000\ \ \ \ |divide\ both\ sides\ by\ 25\\\boxed{x=600\ (cm^3)}\\\\Answer:Must\ be\ added\ 600cm^3\ of\ water.$

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3 years ago

Someone please help me ASAP

IRISSAK [1]

Answer:

-4, -3, -2, -1, 0, and 1

Step-by-step explanation:

-2<n+3<=4

-2<n+3<5

subtracting, we get:

-5<n<2

So the possible values of n are -4, -3, -2, -1, 0, and 1.

4 0

2 years ago

Read 2 more answers