Answer:
Step-by-step explanation:
Last option is correct
x+x+x =3x
Red colour shows value is negative
-1-1 = -2
Answer:
50%
Step-by-step explanation:
the percent of decrease from 10 to 5 is 50%
When 10 is decreased to 5:
10-5= 5
5 is half of 10.
1/2 as a percent is 50%
Answer:
Step-by-step explanation:
Answer:
B (8)
Step-by-step explanation:
AB = BC = AC
AB = BC
x+5 = 3x-1
6 = 2x
x = 3
BC = 3x-1 = 3*3 - 1 = 8