a)
Given:
side 1 = (2x + 5)
side 2 = (3x + 5)
side 3 = (3x + 10)
Perimeter = side 1 + side 2 + side 3
Perimeter = (2x + 5) + (3x + 5) + (3x + 10)
Perimeter = 2x + 3x + 3x + 5 + 5 + 10
Perimeter = (8x + 20) meters
b.)
if x = 7
Perimeter = 8x + 20
Perimeter = 8(7) + 20
Perimeter = 56 + 20
Perimeter = 76 meters
a.)
m = number of polvoron she sell
income = 5m
expenses = 3.50m + 1000
profit = income - expenses
profit = 5m - (3.50m + 1000)
profit = 1.5m - 1000
profit = 1.5(1000) - 1000
profit = 1500 - 1000
profit = 500 php
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Answers & Comments
Problem 1:
a)
Given:
side 1 = (2x + 5)
side 2 = (3x + 5)
side 3 = (3x + 10)
Perimeter = side 1 + side 2 + side 3
Perimeter = (2x + 5) + (3x + 5) + (3x + 10)
Perimeter = 2x + 3x + 3x + 5 + 5 + 10
Perimeter = (8x + 20) meters
b.)
if x = 7
Perimeter = 8x + 20
Perimeter = 8(7) + 20
Perimeter = 56 + 20
Perimeter = 76 meters
Problem 2:
a.)
m = number of polvoron she sell
income = 5m
expenses = 3.50m + 1000
profit = income - expenses
profit = 5m - (3.50m + 1000)
profit = 1.5m - 1000
b.)
profit = 1.5m - 1000
profit = 1.5(1000) - 1000
profit = 1500 - 1000
profit = 500 php
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