Question

(ii) The sum of 10y and y is
(iii) The sum of 5m and (-m) is​

Answer 1

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1.) 10y and y

=> 10y + y

=> 11y

2.) 5m and (-m)

=> 5m + (-m)

=> 5m - m. ( ∵ '+' and '-' = '-' )

=> 4m

Answer 2

Answer:

1) 11y

2) 4m

Step-by-step explanation:

1) 10y+y = 11y

2) 5m+(-m) = 5m-m = 4m