Q.6. Answer the two questions for the following
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Answer:
first answer is 20b-14
second answer is 14k+8
Step-by-step explanation:
first answer
perimeter of rectangle=2(l+b)
=2(6b-7+4b)
=2(10b-7)
=2*10b-2*7
=20b-14
second answer
perimeter of rectangle=2(l+b)
=2(5k+3+2k+1)
=2(7k+4)
=2*7k+2*4
=14k+8
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