3x+y=17
=> 3x=17-y
Again, x+3y=-1
=> 3y= -1-x
now, 3x+3y= (17-y)+(-1-x)
= 17-y-1-x
= 16-x-y
Answer:
This isn't the full question cause this just doesn't make sense.
Answer:
-2s + 4
General Formulas and Concepts:
Step-by-step explanation:
<u>Step 1: Define expression</u>
(s + 12) + (-3s - 8)
<u>Step 2: Simplify</u>
- Combine like terms (s): -2s + 12 - 8
- Combine like terms (constants): -2s + 4
Answer:
its 72
Step-by-step explanation:
hope this helps