All you have to do is multiply it then you get the answer
I mile = 60 / 3 = 20 minutes. Answer: The school is 1 mile from Emma's house. Lennox Obuong Algebra Tutor Nairobi, Kenya ...
BREAKDOWN
10 times: 10 ×
The sum of: ( ) + ( )
which would be : 10 × ( ) + ( )
half a number: 10 × ( X/2 ) + ( )
and 8: 10 × ( X/2 ) + ( 8 )
is 12 : 10 × ( X/2 + 8 ) = 12
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SIMPLIFICATION
Multiply ten: 10 X (X/2 + 8) = 12
which equals to: 5x + 80 = 12
bring the like terms together: 5x = 80 - 12
Equals: 5x = 78
Find out X:. x = 78/5
FINAL ANSWER:. X = 15.9
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You have to do length of the base x width of the base x height of pyramid
She will have traveled 7,388 miles.
hope this helps!
