How are you going to ask a question and answer it yourself w t f
$54.80 is the correct answer
Answer:
-1
Step-by-step explanation:
You have to use simultaneous linear equation as there are 2 equations given
use the subtitution method as what I've shown above
Hope you can understand well
Stay safe!
Answer:
4
Step-by-step explanation:
Answer:
$3.50
Step-by-step explanation:
2+2x=9
2x=7
x=3.5
$3.50