Ten more than four times a number is equal to the difference between 73 and three times the number. Find the number.
1 answer:
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Answer:
a) -2
b) ½
c) y= ½x +6
Step-by-step explanation:
Please see the attached pictures for the full solution.
Remember
so
notice that 200=2*2*2*5*5, so x cannot be a whole number
take the log base 10 of both sides
divide both sides by
if we used
instead of 
we would get
because 
so
notice that 200=2*2*2*5*5, so x cannot be a whole number
take the log base 10 of both sides
divide both sides by
if we used