Answer:
nahh dude its 17
Step-by-step explanation:
just took the test
7n-3= 25
7n-3(+3)= 25(+3)
(7n= 28)/7
n=4
summation
This symbol is the summation symbol
It means to sum what comes after it
1 solution
-2(3h - 1) =5(2h - 3)
-6h + 2 = 10h - 15
-16h = -17
h = 17/16
Answer: 1 solution