When are these equations true?
(example equation)
6x+3=15: this is only true when x=15
can someone help me understand the following equations for my homework? thanks :D
12-x=15
x-3=3-x
x/2=6
10/x=20
3(x+4)=3x+4
2(x+3)=2x+6
(please do what the example question was and not just solving them!)​