Question

units.
7. If the perimeter of the rectangle is (5x –9y + 2z) units and its length is (3x - 5z) units, find its breadth.
8. What must be subtracted from 15mnt - 24nt to get 23mnt + 2nt?
9. From the sum of 22a²b2 - 55°c + 13abe and -25a²b2 + 9bc - abc.subtract(11a62 -25°c + 3abc.​

Answer 1

Answer:

7. 12z-x-9y/2

8. -8mnt-26nt

Step-by-step explanation:

i hope this is helpful for you

Answer 2

Answer:

12z

Step-by-step explanation:

o hope a you help your mathematics