Answer:
-2a + 3
Step-by-step explanation:
We can substitute a + 7 for x:
f(a + 7) = 17 - 2(a+7) = 17 - 2a - 14 = -2a + 3
Step-by-step explanation:
Area=23ft²
Side=√23ft²
Side=4.8ft
Answer:
(1,-2)
Step-by-step explanation:
(x,y)transforms(y,-x)at about 270°.
Answer:
x = 2
Step-by-step explanation:
5x - 18 = -8
+18 +18
5x = 10
5x/5 = 10/5
x = 2

Let's solve for x ~

[ by vertical opposite angle pair ]




Therefore, the correct choice is D. 6