Answer:
B) 16
8s-4=7s+12
s-4=12
s=16
a - a or (a +(-a))
Step-by-step explanation:
A negative plus a positive is always zero if they have the same variable.
c
X = 24
Add 9 To Both Sides
X - 9 + 9 = 15 + 9
Simplify
Best Of Luck,
- I.A. -