<span>f(x) = 2x + 3
</span><span>g(x) = x²-7
</span>(f+g)(x) = f(x) + g(x) = 2x + 3 + x² - 7 = x² + 2x - 4
(f+g)(x) = x² + 2x - 4
Answer:
y = 22x
Step-by-step explanation:
Let x = the number of rooms
y = total cost
It costs 22 dollars per room
y = 22x
Answer:
See explanation

Step-by-step explanation:
The two triangles are similar if the ratio of the corresponding sides are proportional.
The ratio of the corresponding sides are:



The set of ratios which could be used to determine if one triangle is a dilation of the other is

If there are multiple correct options then check this one too.

the difference between those two bird wingspans is 115.4 inches