MATHEMATICS · Multi-part · CBSE · Mathematics · Algebra Play · Algebra Play
Problem
Rahul buys 7 identical notebooks. In addition to the cost of the notebooks, he pays a packing charge of Rs 18. His total bill is Rs 132.
(i) Form a linear equation in one variable representing the above situation, taking the cost of one notebook to be Rs x.
(ii) Solve the equation obtained in (i) to find the cost of one notebook.
(iii) Verify your result by substituting the obtained value of x back into the original equation and interpreting the answer in the context of the problem.