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Use the graph to solve the simultaneous equation y=7 - x and y=x - 1

Use the graph to solve the simultaneous equation y=7 - x and y=x - 1
asked 100k views
5 votes
Use the graph to solve the simultaneous equation y=7 - x and y=x - 1

asked
User Keruilin
by
8.4k points

1 Answer

1 vote

Answer:
x=4, y=3

Explanation:


\left \{ {y=7 - x} \atop {y=x - 1}} \right.,


7 - x=x - 1


2x=8,


x=4, y=3

answered
User ErcanE
by
7.6k points
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