Question

(iv) The length of an iron rod is (3x -7) m
and the length of another rod is
(7x + 15) m. If they are joined together,
find the total length of the rod.

please solve. .... ❤️​

Answer 1

Answer:

(3x-7)+(7x+15)=10x+8

Step-by-step explanation:

hope it helps

Answer 2

Answer:

(10x+8)m

Step-by-step explanation:

the total length of rod = length of 1st rod + length of 2nd rod

=(3x-7+7x+15)m

(10x+8)m