-4
Because 15x-7x= 8x
8x+5x= 13x
13x= -52
-52 / 13= -4
x = -4
Answer:
2 20/69
Step-by-step explanation:
speed =distance traveled over time taveled... the ansewr will be in kilometres per hour
Answer:
n= s/180 +2
Step-by-step explanation:
s=(n-2)180
/180
s/180=n-2
+2
s/180 +2 =n
Answer:
hrs =4
Step-by-step explanation:
550-11
200-x
cross multiply
550x=200×11
550÷550=2200÷560
x=4
