Sagot :
First combine like terms and you get:
-3d=30
Divide both sides by -3 and you get:
D= -10
-3d=30
Divide both sides by -3 and you get:
D= -10
30= 5d-8d
combine like terms
30= - 3d
divide both sides by - 3
-10= d
Hope this helps
combine like terms
30= - 3d
divide both sides by - 3
-10= d
Hope this helps