Substitution

Solve equations by substitution:

x+y= 11
y=5x-25

Correct answer:

x =  6
y =  5

Step-by-step explanation:

x+y= 11 y=5x25  x+(5x25)=11  x+(5 x25)=11  6x=36  x=636=6  x=6
y=5 x25=5 625=5



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