3 years ago

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

Mathematics

1 answer:

IrinaVladis [17]3 years ago

7 0

Answer: $x=4, y=3$

Step-by-step explanation:

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

$7 - x=x - 1$

$2x=8,$

$x=4, y=3$

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