The owners added a second floor to the house. The second floor is 50 feet long and 30 feet wide with ceilings that are 9 feet ta
1 answer:
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Answer:
Step-by-step explanation:
-5(2x - 5) = 8 + (5 - 2x)
-10x + 25 = 8 + 3x
-10x - 3x = 8 - 25
-13x = -17
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Answer:
The total number of books is 1020.
Step-by-step explanation:
Denote the books by their first letter.
From the provided information:
Compute the expression of <em>T</em> as follows:
Compute the value of <em>C</em> in terms of <em>A</em>:
Compute the value of <em>A</em> as follows:
Use expressions (i) and (ii):
Compute the value of <em>T</em> as follows:
Thus, the total number of books is 1020.