Answer:
Step-by-step explanation:1. !3, 1 "; { x
! 3y " 6
4x # 5y " 7 yes 2. !6, #2 "; { 3
x # 2y " 14
5x # y " 32 no
x ! 3y " 6 4x # 5y " 7 3x # 2y " 14 5x # y " 32
Solve each system by graphing. Check your answer.
3. { y " x ! 4
y " #2x ! 1 Solution: !!1, 3 " 4. { y " x ! 6
y " #3x ! 6 Solution: !0, 6 "
5. Maryann and Carlos are each saving for
new scooters. So far, Maryann has $9 saved,
and can earn $6 per hour babysitting. Carlos
has $3 saved, and can earn $9 per hour
working at his family’s restaurant. After how
many hours of work will Maryann and Carlos
have saved the same amount? What will that
amount be?
2 hours; $21
X
Y
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