My answer is prob 20 miles......
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Answer:
Step-by-step explanation:
4.2x+4.7=18.6
Multiple each term by 10
42x + 47 = 186
Collecting like terms
42x = 186 - 47
42x = 139
x = 139/42
x = 3 13/42 or 3.3
Subtract
from both sides to get SA -
=
.
Divide both sides by
to get (SA -
)/
= l