Answer:
Step-by-step explanation:
we are being told that each square is one unit. so, look at peak to peak and count the units.
1,2,3,4,5,6,7
From peak to peak is 7 units, so the period is 7
Answer:
1 : 2 :3
Step-by-step explanation:
1/4 apple juice
2/5 orange juice
1/4 - 2/5
20 - 40 /20 = 20/20
= 1
answer = 1 :2 : 3
Answer:
Step-by-step explanation:
Answer:
x = 21
Step-by-step explanation:
subtract 8 from both sides
you get x/3 = 7
multiply both sides by 3 you get x=21
