3 years ago

Dale made $105 for 7 hours of work. At the same rate, how much would he make for 9 hours of work? helppp please

Mathematics

2 answers:

wariber [46]3 years ago

6 0

Answer:

135

Step-by-step explanation:

105/7 = 15

15*9 = 135

Minchanka [31]3 years ago

5 0

You would have to divide 105 by 7 and get an answer then you times that answer by nine and get your answer

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Temka [501]

Write a system of equations:

x + y = 125

20x + 15y = 2100

Solving:

x = 125 - y

20(125 - y) + 15y = 2100
2500 - 20y + 15y = 2100
2500 - 5y = 2100
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y=80

x + 80 = 125
x = 125 - 80
x = 45

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Step-by-step explanation:

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