Addd 4 to both sides

sqare both sides
x+9=25
minus 9 both sides
x=16
plug it in for x and see



1=1
true
not extraneous
an extraneous root would be x=-34
9*4 equal is 36 divide that and your answer is 4
Answer:10 hamburgers +5 flat fee
Step-by-step explanation:
Answer: 116
Step-by-step explanation: