X=0
Y=-2
Multiply the top equation by -2 to get -2y=-8x+4
Isolate 2y on the bottom by subtracting 3x from both sides to get 2y = -4 - 3x
Add the two equations get 0=-11x so x = 0
Solve for y by plugging zero into one of the equations to get y=4(0)-2 to find the y = -2
y=4(0)-2
Answer:
She spent 2 and a half hours doing extra work.
Answer:
Step-by-step explanation:
h^2=x^2+y^2, since this is a square x=y=s so
220^2=2s^2
2s^2=48400
s^2=24200
s=24200^(1/2)m (exact)
s=155.56m (rounded to nearest hundredth of a meter)
One hectare is equal to 10000m^2
A=24200m^2(h/10000m^2)
A=2.42 hectares
Answer:
9.9 cm
Step-by-step explanation:
As we can see in the diagram that the total of straight line has 180 degrees
Therefore ∠RPQ is 180 degrees - 123 degrees = 57 degree
And, arc length is equivalent to the circumference of circle i.e

where,
Pie = 22 by 7
Therefore the approximate length of QR is 9.9 cm
We simply applied the above calculation so that we get to know the length and the same is to be considered
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