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Zepler [3.9K]
3 years ago
5

Y=6x+7 3x - 8y = 4 Substitute?

Mathematics
1 answer:
Rudik [331]3 years ago
3 0

Answer:

Y=1, X= -(4/3)

Step-by-step explanation:

Y=6X+7

3X-8Y=4

Substitute Y=6X+7

3X-8Y=4

3X-8(6X+7)=4

3X-48X-56=4

-45X-60=0, therefore 45X=-60=X=-4/3

Sub. X values in Equation

Y=6X+7

=6(-4/3)+7, therefore Y=-1

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