Answer:
The answer is C
Step-by-step explanation:
Answer:
D
Step-by-step explanation:
You need to add like term,
2/3x + 1/3x = 1x or x
x + 2 = 5
subtract two from both sides
x = 5-2
x = 3
Answer:
-3.8
Step-by-step explanation:
1.6(2.5-10) + 8.2
1.6(-7.5) + 8.2
-12 + 8.2
-3.8
Answer:
f(3) = 36
Step-by-step explanation:
To evaluate f(3) substitute x = 3 into f(x), that is
f(3) = 5(3)² - 9(3) + 18 = 5(9) - 27 + 18 = 45 - 27 + 18 = 36
