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dalvyx [7]
3 years ago
7

Help i have an E its my unit test

Mathematics
1 answer:
Tatiana [17]3 years ago
8 0
Do cross multiplication. So 12 multiplied by 2.5, then divided by 10. The answer would be 3.
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There were two containers of oil. There was twice as much oil in the second container as in the first one. After using 13 liters
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Answer:

48 liters

Step-by-step explanation:

First container = x

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Second container = 2x

13 liters of oil was used from first container.

x - 13

7 liters of oil was used from the second container.

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Second container has 3 times more oil than the first one.

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x - 7 = 3(x - 13)

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x = 16

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Total = 16 + 32 = 48 liters

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