A = 3 b = 2 c = -3 we will substitute these values into the expression
-a² - 3b³ + c² + 2b³ - c²
-(3)² - 3(2)³ + (-3)² + 2(2)³ - (-3)²
-9 - 24 + 9 + 16 - 9
-17
Step-by-step explanation:
x+5x=180
6x=180
x=30
and 5x=150
Answer:
try 17.6
Step-by-step explanation:
for the mean you have to add all the numbers then divide the sum by the total number of numbers you added
Answer:
See image below
Step-by-step explanation:
If you
3 x 3 / 8
you
3× 3 = 9
in you put
9/8