Question

A rope is 3a +6 m long and is attached to another rope of length 2a-7 m find the total length​

Answer 1

Answer:

= 5a - 1

Step-by-step explanation:

rope 1 = 3a + 6

rope 2 = 2a - 7

total length = 3a + 6 + 2a - 7

                   = 3a +2a + 6 - 7

                   = 5a - 1