Math, asked by sonojshila, 10 months ago

5. Perimeter of a rectangle is 42 cm. Find the dimensions of length is 5 cm longer than 3 times of width.

Answers

Answered by Goodtobetrue

1

2(a+b) it is equal to 42

a is equal to 3b+5

(a+b) is equal to 21

b+3b+5=21

4b+5=21

b is equal to 4 and a is equal to 17

Answered by k047

1

2(a+b) it is equal to 42

a is equal to 3b+5

(a+b) is equal to 21

b+3b+5=21

4b+5=21

b is equal to 4 and a is equal to 17

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