3s+28=85, take away 28 from both sides of the equals to give you 3s=57, divide by 3 on both side to give you s=19.
Answer:
A)finding the least commen denominator
Answer:
sorry I didn't get it right hope someone helps you sorry.
Step-by-step explanation:
Answer:
x/2 - 12
Step-by-step explanation:
let the number be x
half a number means x divide by 2. i.e x/2
when decreased by 12 means x/2 - 12