Let h,l, and w represent the height, length, and width of the building respectively
Then



The new value of h = 50m, but l remains the same.
That is l = 10m
Therefore

Hence, the width is 2.5m
Answer:b
Step-by-step explanation:
Isolating means leaving something on one side of the equation. In this situation, one has to subtract the 2t from both sides
In the problem with the white circle, x=100, in the problem with the blue circle, x might equal 165, but I'm not entirely certain. But I am certain about the first one.
3/2.52 is 1.5
In other words it is 1 1/2
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