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Eva8 [605]
4 years ago
12

3x + 5 = 39 How do I do this. Do I make the x by itself

Mathematics
2 answers:
charle [14.2K]4 years ago
3 0

Answer:

Yes...

look down to see how!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Step-by-step explanation:

3x+5=39

3x=34

x=34/3

or

x= 11.333333333333333333333333333333333

Mekhanik [1.2K]4 years ago
3 0

Answer:

Step-by-step explanation:

First you have to subtract 5 from both sides and then divide both side by 3 to get x by itself

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then work out (3/4)² by squaring both the numerator and denominator to give: 9/16 

then divide 125/8 by 9/16
using the stay-change-flip method of division:
the first term stays the same, the divide becomes multiply and the second fraction is flipped upside down.
so:
125/8 x 16/9 =2000/72
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