littlelee littlelee

17-08-2017
Mathematics

contestada

what are 3 points on a graph that solve the equation 5x-4y=-18

Respuesta :

kphung76127 kphung76127

17-08-2017

To find this, we can just plug in 3 random x values and solve for y. For ease, let's use 0, 1 and 2.

5(0)-4y=-18
0-4y=-18
-4y=-18
y= 4.5

5(1)-4y=-18
5-4y=-18
-4y=-23
y=5.75

5(2)-4y=-18
10-4y=-18
-4y=-28
y=7

Final answers: (0, 4.5) (1, 5.75) (2, 7)

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