ornthen ornthen

22-12-2020
Mathematics

contestada

Select all the systems of equations that have exactly one solution.
y = 3x + 1, y = -3x + 7
y = 3x + 1, y = x + 1
y = 3x + 1, y = 3x + 7
x + y = 10, 2x + 2y = 20
x+ y = 10, x + y = 12

Respuesta :

raniasalous raniasalous

22-12-2020

Step-by-step explanation:

y=3x+1, y= -3x+7

y=1,X=1

X+y=10,2x+2y=20

X=5, y=5

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