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Mathematics 9 Online
OpenStudy (anonymous):

What should be done to solve the following equation? d - 8 = 9 Subtract 8 from both sides Add 8 to both sides Add 9 Subtract 9 from both sides

OpenStudy (anonymous):

add 8 to both sides

Parth (parthkohli):

Isolation requires to bring the variable of the subject. This can be done by doing the opposite operation done on the side where there is a variable. So, we can ADD 8 to both sides.

OpenStudy (anonymous):

d-8=9

OpenStudy (anonymous):

hence d=9+8

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