Tiine
Tiine
27-03-2017
Mathematics
contestada
How do i do this and tell me how u got the answer
Respuesta :
StephanieGX
StephanieGX
27-03-2017
Substitute.
2x+(2x -15) = -3
4x -15 = -3
Add 15 to both sides
4x = 12
Divide by 4
X=3
2(3) + y = -3
6+y=-3
-6 from both sides
Y=-9
(3,-9)
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