Question

solve for the variable
7=-13+d

Answer 1

well we just do the opposite of what it's asking basically, because it's a negative.

so like -20 :D

Answer 2

I meant 20

Answer 3

20=d

Answer 4

7=-13+d

since 13 is negative add 13 to the other side

and you are left with: 20=d

Answer 5

thanks so you add 13 to the other side

Answer 6

yes that is correct! do u have another one we can try?

Answer 7

yes -15+r=-28