Answer:
C. x = 18
Step-by-step explanation:
3x = 54
First, you try to get x by itself.
To do that, you divide both sides by 3
It looks like this:
3x/3 = 54/3
And it ends up being:
x = 18
Answer:
x + 8 =21; x = 21 -8; x= 13
3x = 54; x =54/3;x= 18
x/5 = 10;x= 10× 5;x= 50