morrisn
morrisn
27-04-2017
Mathematics
contestada
Y=1/2x-3 and 9x-2y=-74 substitution
Respuesta :
treypad2702
treypad2702
27-04-2017
x
=
2
(
y
+
3
)
x=
9
2(y−37)
Answer Link
ghanami
ghanami
27-04-2017
hello :
Y=1/2x-3 ...(1)
and
9x-2y=-74....(2)
subsct in (2) :
9x-2(1/2x-3) = -74
9x-x+6 = -74
8x =-80
x = -10
in(1) : y =1/2(-10)-3
y = -8
Answer Link
VER TODAS LAS RESPUESTAS ( 89+ )
Otras preguntas
Drag the tiles to the correct boxes to complete the pairs. Match the theories with their characteristics. socialism capitalism utopianism small percentage of pr
What is the product of ( 4 + 3 i ) and ( 12 − 2 i )
An 50 kg student runs and jumps onto a 25 kg tire swing, which is initially at rest, and rides the swing up into the air. The swing (and the student) then rises
what is the effect of the word choice in the scene?
write an expression that shows 9 less than the product of 11 and 3.5
Can anyone please help me on this math thing I have will mark the person who helps and explains well brainlist! Thank you so much
Why are noble gases not often found as part of compounds in nature?
Why was the Secret Police organization created?
Frank pushes with a force of 620 N on a filing cabinet with a mass of 60 g. The cabinet doesn't move. What can be inferred? A. There are no other forces acting
The graph of f(x) = (0.5)x is replaced by the graph of g(x) = (0.5)x − k. If g(x) is obtained by shifting f(x) down by 7 units, then what is the value of k? k
ACCESS MORE
EDU ACCESS
