Which of the following expressions results in 0 when evaluated at x = 3?
1 answer:
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Instead of using an = sign we use 
becuase its less than or equal to 100 dollars.
The equation of the line is y=10x+7
sub in 100 for y and the inequallity sign
10x+7100
solve so x is isolated
10x93
x9.3
technically the answer is 9 because you cant buy a fraction of a CD
The equation of the line is y=10x+7
sub in 100 for y and the inequallity sign
10x+7
solve so x is isolated
10x
x
technically the answer is 9 because you cant buy a fraction of a CD
N equals to 7.82 (to 2 decimal places)
