ktres3
ktres3
28-04-2017
Mathematics
contestada
Please help me out !!!!
Respuesta :
MoSikder
MoSikder
28-04-2017
Y= 4x - 10
Y = -2x + 20
The solution of these would be when the two lines cross. Start by making the equations equal to each other
4x - 10 = -2x +20
Solve for x
6x - 10 =20
6x= 30
x= 5
Sub X back into either equation to find Y
Y= 4(5) - 10 = 20 - 10 = 10
Therefore X=5 and Y=10
(5 , 10)
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