Question

simplify -y + 8y
please explain..​

Answer 1

Question => -y + 8y

=> 8y - y

=> 7y

Answer 2

-y + 8y

Addition of integers:

▪︎Here we are given to add two integers.

▪︎Also , they have different signs .

▪︎so , we should subtract the numbers and give the sign of the larger number .

■ First , Let's subtract them ;

8y - y = 7y

■ Now the largest number here is 8y , with a positive sign .

so we assign positive sign to our answer , that is : + 7y

-y + 8y = 7y

Hope this helps you !