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Feliz [49]
3 years ago
8

30-x=(-12) What is the variable?

Mathematics
2 answers:
inn [45]3 years ago
4 0
It would be 42 becuase 30-42 would = -12
diamong [38]3 years ago
3 0
The variable is x  x equals 42
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A bottle of soft drink is two thirds full. Jack drinks one quarter of the remaining soft drink. How full is the bottle now
marusya05 [52]

We know that the bottle of soft drink has a remaining volume which is 2 / 3 of the original.

Since Jack drank 1 / 4 of the remaining volume, hence only 3 / 4 now finally remains, the total is:

 

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8 0
4 years ago
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Suppose the ratio of Lev's age to Mina's age is $1 : 2$ and the ratio of Mina's age to Naomi's age is $3 : 4$. What is the ratio
lisabon 2012 [21]

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5 0
3 years ago
What is the area? Round to the nearest tenth
Tamiku [17]

Answer:

60.8 mm^2

D

Step-by-step explanation:

Remark

You have to assume that the left and right sides are both 9.3. The question is undoable without that assumption.

Next, you have to assume that The top is 7.8 mm across and both ends meet 9.3 at right angles. Again if that is not true, the problem can't be done. Sometimes people making these questions make errors which you are asked to correct.

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So let's assume that everything I've assumed is correct.

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Now find the are of the triangle that has been cut out.

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