X+10=105
105-10=95=x
x = 95
We have to solve x in terms of a, b and c:
a x - 3 b = c
a x - 3 b + 3 b = c + 3 b
a x = c + 3 b
x = ( c + 3 b ) : a
Answer:
4 ) ( c + 3 b ) / a
Using it's concept, it is found that the percentage of his sales that area food costs is of 29.62%.
<h3>What is a percentage?</h3>
The percentage of an amount a over a total amount b is given by a multiplied by 100% and divided by b, that is:

In this problem, he has $1643 out of $5546 in food, hence the percentage is given by:

More can be learned about percentages at brainly.com/question/10491646
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First f(x)-g(x) = x²+4x-3 -x²+5
= 4x+2
so 4[f(x)-g(x)] = 4[4x+2] = 16x+8
Answer:
huh?
Step-by-step explanation: