Given the function f(x)=-12x+7 and g(x)=4x-9, find the set of values of x such that f(x)=g(x). Justify your solution by using th
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Answer:
The variable is the number of clothes sold 'x'.
The equation is:
The number of clothes sold by Lynn are 74.
Step-by-step explanation:
Let the number of pieces of clothes sold be 'x'.
Given:
Earning of Lynn per cloth is $0.25.
Fixed earning of Lynn per day is $100
Total earning after selling 'x' clothes is $118.50.
Variable: Number of clothes 'x'.
Equation:
Earning of Lynn for 1 cloth = $0.25
∴ Earning of Lynn for 'x' clothes =
Now, total earning of Lynn is the sum of fixed earning and earning from selling 'x' clothes. Therefore,
Total earning = Fixed earning + Earning for 'x' clothes
⇒
Solution:
Add -100 both sides and then divide the result by 0.25 both sides. This gives,
Therefore, the number of clothes sold by Lynn are 74.
