Answer:
30% of 70 = 21
Step-by-step explanation:
21/70 = .3
.3=30%
(-∞,∞)
ur correct it's A. trust me u look up all the definitions to the other than A. they gonna be wrong already looked em all up
-4,3.5
1st one
x-2x-20 = 12
-x = 32
x=-4
2nd one
-15=15q-50 - 5q
35= 10q
q = 3.5
2.5 miles
