X = 180 - 60 - 80
x = 40
hope it helps
A 1 = 13, d = 3;
S n = n/2 * ( a 1 + a n )
a 7 = a 1 + 6 d = 13 + 3 * 6 = 13 + 18 = 31
S 7 = 7/2 * ( 13 + 31 ) = 7/2 * 44 = 154
Answer:
D ) 154
What is the median of the following numbers: 15, 51, 35, 25, 58, 33, 64, 43, 29, 14, 13, 11, 4, 10?
jasenka [17]
Answer:
(25+29)/2 = 27
Step-by-step explanation:
Answer:
the answer to your equation is Z=0(with a slash on the = sign)
Step-by-step explanation:
-cz+6z-6z=tz+83-6z
-cz=tz+83-6z
Divide both side by -z
simplify and you get Z=0