6+9=15
y+9=x
x=30
y+9=30
y=21
In a geometric progression:
a, b, c, d...
The common ratio can be obtained using:
b/a = c/b = d/c
b/a = 112 / 64 = 1.75
c/b = 196 / 112 = 1.75
d/c = 343 / 196 = 1.75
The common ratio = 1.75
Answer:
41 + 2y = 71
2y = 30
y = 15
Step-by-step explanation:
i believe that is right, if not sorry
Answer:
72 cent
Step-by-step explanation:
X−7<1
Add 7 to both sides.
x−7+7<1+7
x<8
To plot this on a number line, put a circle around 8 and a line going to the left with an arrow at the end.
