Answer:
3:2
Step-by-step explanation:
Answer:
Slope= -9
Step-by-step explanation:
To find the slope, you need to find two points on the line, so it would be (-1,4) and (0,-5)
You can use the formula and substitute the coordinates
Y2-Y1/X2-X1
so...
-5-4/0-(-1)
-9/1=-9
or you can find the distance between both points and simplify if needed.
So you move 9 down, and one to the right
Let x = Class A
Let y = Class B
Let z = Class C
Equations from problem:
x - 160 = y
2/3x = z
y + 92 = z
Solving through substitution:
2/3x = y + 92
2/3x = (x - 160) + 92
2/3x = x - 68
-1/3x = -68
3(-1/3x) = 3(-68)
-x = -204
x = 204
Now substitute x in the first equation to get y:
204 - 160 = y
44 = y
44 = Class B
There are 44 folded paper cranes in Class B.
The answer is 22 35 -17= 22 which is how u solve for y
Answer:
Step-by-step explanation:
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