In the problem below, put the steps in order to solve 5(x+1)=2(x-2).
2 answers:
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Answer:
Part a) In Geneva the watch is cheaper
Part b) The watch in Geneva is cheaper than the same watch in Manchester
Step-by-step explanation:
<u><em>The question is</em></u>
a) In which city is the watch cheaper?
b) By how much is it cheaper (in £)?
Part a)
Transform in order to work with the same currency and make the comparison
If
Now we can make the comparisons:
In Geneva the watch costs
and
in Manchester it costs
therefore
In Geneva the watch is cheaper
Part b)
If we want to know by how much is cheaper, subtract from the expensive price the value of the cheaper price
Therefore
The watch in Geneva is cheaper than the same watch in Manchester