Friends and Money: Solving Linear Equations (1)

Q1
For Q1
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Q2
For Q2
[size=200]You can use this[b] [color=#1e84cc][url=https://activities.graspablemath.com/whiteboards/_ad087aaa708851a2]Graspable Math Whiteboard[/url][/color][/b] to help you model and solve this problem! [/size]
Q3
For Q3
[size=200]You can use this[b] [color=#1e84cc][url=https://activities.graspablemath.com/whiteboards/_ad087aaa708851a2]Graspable Math Whiteboard[/url][/color][/b] to help you model and solve this problem! [/size]

Information: Friends and Money: Solving Linear Equations (1)