The expression given is

The sum of the expression will be,

The sum will be
Answer:
595 pairs of tyres are defective.
Step-by-step explanation:
4.25×28000
____
100
0.0425×28000
1190 Total no. of defective tyres
1190 divide total tyres by 2 to get the exact pairs of defective tyres.
____
2
595 tyresof shoes are defective.
Answer:
12x^8y^8
Step-by-step explanation:
taking numbers in one side and multiplying and taking the variables in other sides and adding the power