Answer:
2000 times
Step-by-step explanation:
Given
Sara:
Sam:
To determine the number of times, the mass of Saturn is greater than the mass of Mercury, we simply do the following:
Using Sara's measurement; this gives:
Apply law of indices
Approximate
Answer:
x= 17
Step-by-step explanation:
combine like terms
4x-7=61
4x=68
x=17
B since a circle is all the points equidistant to a given point called the center of the circle.
The given expression can be written as 
= (q+8)(q+4).
Step-by-step explanation:
Given,
To make it a complete square.
Formula
(a+b)² = 
Now,
= 
= (q+6)²-36+32
= (q+6)²-4
= (q+6)²-2²
= (q+6+2)(q+6-2)
= (q+8)(q+4)
