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andrew11 [14]
3 years ago
9

Solve. 90x = 27. Explain every step. Full credit will not be earned unless each step is explained.

Mathematics
2 answers:
alexira [117]3 years ago
5 0

Answer: x= 0.3 or x=3/10

Step-by-step explanation:

90x=27

divide both sides by 90

x=27/90 which simplfiyes to 3/10

x=0.3

maw [93]3 years ago
4 0

90x = 27

1) 90x = 27 | :90 [divide by 90 to get our x]

2) x = 27/90 [simplify by 3]

3) x = 7/30 [ our x is equal that]

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y=4+x          ............................................ (1)

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now equate both (1) and (2)

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8 0
3 years ago
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Jlenok [28]
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You'll find the formula here: http://www.1728.org/compint2.htm
And a compound interest calculator here: http://www.1728.org/compint.htm
(You'll find both are helpful for this problem).

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