Question

(1) Construct a word problem on simultaneous linear equations in two variables
(on age, rupees, metres, speed, etc.), so that the value of one variable will be 18
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Answer 1

Answer:

The decimal numeral system is the standard system for denoting integer and non-integer numbers. It is the extension to non-integer numbers of the Hindu–Arabic numeral system. The way of denoting numbers in the decimal system is often referred to as decimal notation.

Answer 2

Step-by-step explanation:

"cost of a book and a paen is ₹20 and cost of two books and a pen is ₹38 " represent the above situation in linear equation in two variables. find solution also.