Respuesta :
So,
[tex] \frac{7f}{11} = \frac{7}{11} [/tex]
Multiply both sides by 11.
[tex]7f = 7[/tex]
Divide both sides by 7.
f = 1
Check.
[tex] \frac{7(1)}{11} = \frac{7}{11} [/tex]
[tex] \frac{7}{11} = \frac{7}{11} [/tex] This checks.
S = {1}
[tex] \frac{7f}{11} = \frac{7}{11} [/tex]
Multiply both sides by 11.
[tex]7f = 7[/tex]
Divide both sides by 7.
f = 1
Check.
[tex] \frac{7(1)}{11} = \frac{7}{11} [/tex]
[tex] \frac{7}{11} = \frac{7}{11} [/tex] This checks.
S = {1}
7f/11=7/11
Cross-multiply.
(7f)/11=7/11
7f*(11)=(7)*(11)
77f=77
Divide both sides by 77.
77f/77=77/77
f=1
Cross-multiply.
(7f)/11=7/11
7f*(11)=(7)*(11)
77f=77
Divide both sides by 77.
77f/77=77/77
f=1