Answer:
6.
Explanation:
The best way to solve this, is to work backwards. When subtracting, add on both sides
8x-18(+18)=30(+18)
8x=48
Now that we're multiplying, instead we divide both sides.
8x(/8)=48(/8)
x = 6
8x-18=30
First add the 18 to both sides
Then divide the 8 into 48
Answer: 6
7.2m questions
9.6m answers