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hammer [34]
3 years ago
8

Simplify the expression (2i-5j)×(3i+4j)​

Mathematics
1 answer:
Alex_Xolod [135]3 years ago
3 0

Answer:

-6-7ji-20j^(2)

Step-by-step explanation:

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(08.05)
Crank
If you use the first answer, the equation becomes 2x + 2y = 16.  You could subtract this from equation Q to eliminate x.

The second answer makes equation P -2x - 2y = -16.  You could add this to equation Q to eliminate x.  You can use both of these methods to eliminate the x term, but if you can only choose one, you should choose the second option.
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3 years ago
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seropon [69]

Answer:

464

Step-by-step explanation:

351 + 113. Add them both together to get your answer.

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223,682 divided by 42 (standard algorithm) im so stuck
julia-pushkina [17]

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What is the length of arc BD?<br><br> A. 5.23 in. <br> B. 20.6 in. <br> C. 120 in <br> D. 10.47
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Your answer is d
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What 78974 divided bi 21?
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