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Kipish [7]
2 years ago
9

Y= -5x +10 y= -2x-2 solve by substituions

Mathematics
1 answer:
Veronika [31]2 years ago
4 0

Answer:

x = 4, y = -10

Step-by-step explanation:

if both expressions equal 'y' then you can solve by setting them equal to each other:

-5x + 10 = -2x - 2

-3x + 10 = -2

-3x = -12

x = 4

find 'y':

y = -5(4)+10

y = -20 + 10

y = -10

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