Question

The cost of a pen Rs 2x+3 the cost of a pencil is Rs y-3 find the cost of 5 pens and 3 pencils together

Answer 1

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Answer 2

$5( 2x + 3) + 3(y - 3) \\ 10x + 15 + 3y - 9 \\ 10x + 3y + 6$
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