Answer :
Answer:
x=[tex]\frac{a+5}{2}[/tex] y=5-[tex]\frac{a+5}{2}[/tex]
Step-by-step explanation:
x+y=5
y=5-x
x-y=a
x-(5-x)=a
2x-5=a
2x=a+5
x=[tex]\frac{a+5}{2}[/tex]
x+y=5
[tex]\frac{a+5}{2}[/tex] +y=5
y=5-[tex]\frac{a+5}{2}[/tex]
Answer:
x=5/2 + a/2, y= 5/2 - a/2
Step-by-step explanation:
We can solve this system using addition of the equations
x+y=5
x-y=a
2x =(5+a)
x=(5+a)/2= 5/2 +a/2
x=5/2 +a/2
x-y=a
y = x - a , x=5/2 + a/2
y= 5/2 + a/2-a
y= 5/2 - a/2
Read more on Brainly.com - https://brainly.com/question/12520369#readmoreStep-by-step explanation: