damenep12 damenep12

26-08-2020
Mathematics

contestada

Only the bottom one please help solve and check

Only the bottom one please help solve and check class=

Respuesta :

mlarsen5000 mlarsen5000

26-08-2020

Answer:

3

Step-by-step explanation:

16+5f=31

5f=31-16

5f=15

f=3

CHECK:

16+5(3)=31

16+15=31

31=31

since e=-14 in the first equation, the last one is

-14-3=-17, which is correct

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