Answer:
a) x+2=0
x= -2
b) 2x-1=0
2x=1
x= 1/2
c) 3x=0
x= 0/3
x=0
2/5-1/10 = 3/10
1/5+7/10 = 9/10
Step-by-step explanation:
4/10-1/10 = 3/10
2/10+7/10 = 9/10
Answer:It's c
I already did it lesson