A sum of 400 is in the form of denominations of 10 and 20. If the total number of notes is 50, then formulate the linear equation in one variable based on the given information.
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Step-by-step explanation:
the total number of notes is 50, then formulate the linear equation in one variable based on the given informa
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2
Answer:
60,-10
Step-by-step explanation:
notes total=50
divided in 50-x and x
10(50-x)+20(x)=400
500-10x+20x=400
500+10x=400
10x=-100
x=-10
60,-10
50-(-10), 10
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