The third one is the answer
I hope this helps you
-3m-4m-8v+5v
-7m-3v
Look at it this way 1(700)*1(20). can u do it now?
Answer:
The system has one solution
Step-by-step explanation:
we have the system of equations
----> equation A
----> equation B
Solve the system by substitution
substitute equation A in equation B
Solve for x
Multiply by 3 both sides to remove the fraction
Combine like terms

Simplify

<em>Find the value of y</em>



Simplify

The solution of the system is the point 
therefore
The system has one solution