6e+8f=38
6e+3f=18
what is E?
what is F?
1. 6e+8f=38
2. 6e+3f=18 *(-1)
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2. -6e-3f=-18
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(then you subtract 1. and 2.)
5f=20
f=4
(then replace f in 1. equation)
6e+8*4=38
6e=38-32
6e=6
e=1
