Answer:
C) 7 and 3
Step-by-step explanation:
2x+4+8x-10=x²+15
10x-6=x²+15
0=x²-10x+21
0=(x-3)(x-7)
x=3 and 7
Answer: (-4, 8)
Options (A, B):
1. (2, 3)
2. (-4, 9)
3. (-4, 8)
4. (-0.75, 5.75)
Answer:
39375
Step-by-step explanation:
All you have to do is just multiply the length x width x height.
Answer:
The actual height is 4.896
m
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Step-by-step explanation:
Given


Required
Determine the actual height in metres
Represent the actual height with x.
So, the ratio of Scale Height to Actual Height as:

To calculate x, both ratios must be equal

Convert to fraction

Cross Multiply


Convert mm to metres


<em>The actual height is 4.896
m</em>