Answer:
P = 35x + 18(110-x) = 17x + 1980
Step-by-step explanation:
Answer:

Step-by-step explanation:
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Given:


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The roots of this quadratic aren't complex, therefore, this quadratic cannot be factored
Answer:
7x = y + 37
Step-by-step explanation:
y = 7x - 9
Differentiating y with respect to x, we have as follows:
dy/dx = m = 7 ( where m is the slope)
Using the formula y - y1 = m(x - x1) to obtain the equation of line passing through point (4.-9)
y + 9 = 7(x - 4)
y + 9 = 7x - 28
∴ 7x = y + 37