Answer:
x=1, y=-1. (1, -1)
Step-by-step explanation:
2x-3y=5
x+2y=-1
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2x-3y=5
-2(x+2y)=-2(-1)
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2x-3y=5
-2x-4y=2
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-7y=7
y=7/-7
y=-1
x+2(-1)=-1
x-2=-1
x=-1+2
x=1
Answer:
C) 2x - 1
Step-by-step explanation:
12x² - 4x - 1 = 12x² - 6x + 2x - 1
= 6x(2x - 1) + (2x - 1)
= (2x - 1) (6x + 1)
2 4 6 8 10 12 it goes up two at a time
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