The slope intercept form is y=mx+b
in this case y=-x
y=(-1)x + 0
so the slope m=-1 and y-intercept which is b is 0
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The least possible value of 8x - 13 when 9 is less than or equal to 3/4 + x is;
53.
According to the question;
Therefore,
Therefore, x >= 33/4.
The least possible value of x is therefore, 33/4
The expression 8x -3 becomes;
Therefore, the least possible value of 8x - 13 is;
53.
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If your cost is $8.00 and you wish to markup that price by 40%, 80% + 40% = 120%. Divide the $8.00 cost by 120% and get the retail price of $15.00. Therefore, the markup amount is $7.00 ($15.00 - $8.00 = $7.00) and the selling price is $15.
