Question

3. Manya spends Rs 6x-7y for a skirt and Rs 2x-3y for a ton How much does she
spend in all?
4. A wire is 5y + 3xy - 2x metres long. A length of 7y + 3x is cut out of it for use.
How much wire is left?
5. Subtract the sum of 5x3 + 2x2 - 5 and 15x - x3 - 2x2 from the sum of 9 + 7x - 3x2
and 4x - 7- 2x3.​

Answer 1

Answer:

3. 8x - 10y

Step-by-step explanation:

6x + 2x - 7y - 3y