shelb12
shelb12
11-11-2014
Mathematics
Answered
Solve for x: (x/2)-(x/7)=1
Answer :
Аноним
Аноним
11-11-2014
1/2x-1/7x=1
x(1/2-1/7)=1
x(7/14-2/14)=1
x(5/14)=1
5x=14
x=14/5=10/5+4/5=2.8
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konrad509
konrad509
11-11-2014
[tex]\frac{x}{2}-\frac{x}{7}=1|\cdot14\\ 7x-2x=14\\ 5x=14\\ x=\frac{14}{5} [/tex]
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