Answer:
<h3>

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Step-by-step explanation:

Use the distributive property to multiply each term of the first binomial by each term of the second binomial.
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Collect like terms
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Answer:
Step-by-step explanation:
If you write 1 instead of y, x would be 5/8 so ratio is 1/5:8=8/5
Answer:
160
Step-by-step explanation:
96 / (100%-40%) = 96/ (60%)
= 96/0.6 = 160
Answer:
2000J
Step-by-step explanation:
mg=500
h(height)=4
500 x 4 = 2000J
If you multiply 2x2 you get 4 and multiply another 2 which is 8. Two answers are 8 and 2x2x2.