द कॉस्ट ऑफ नोटबुक व्हाई इज द कॉस्ट ऑफ पेन राइट और लीनियर इक्वेशन इन टू वेरिएबल टू रिप्रेजेंट द स्टेटमेंट
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9
Answer:
let the cost of notebook be Rs x and for pen Rs Y
Given,
cost of notebook=2x cost of pen
x=2y
x-2y=0
x-2y=0 is the linear equation in two variables
Answered by
2
Answer:
Let the cost of a notebook and a pen be x and y respectively..
Cost of notebook= 2×cost of pen
x=2y
x=2y= 0..
HOPE IT HELPS YOU!!
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