2 years ago

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

Mathematics

2 answers:

lora16 [44]2 years ago

5 0

Answer:

1st question 2nd question

Step-by-step explanation:

ale4655 [162]2 years ago

3 0

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

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