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solve by elimination:
y=-9x+2
y=-3x-4


Sagot :

Answer:

x=1, y=-7

Step-by-step explanation:

y=-9x+2 -->y+9x=2

y=-3x-4 -->y+3x=-4

subtract the equations

6x=6

x=1

substitute

y=-9+2

y=-7

Answer:

1st question 2nd question

Step-by-step explanation:

View image aaronsflyingfox
View image aaronsflyingfox