Answer:
-x - 2530
Step-by-step explanation:
5x - 2530 - 6x
5x - 6x = -x
-x - 2530
-243
Step-by-step explanation:
số dương nhân -3 thì đc số âm, số âm nhân với -3 để đc số dương.
vd: 1. -3 = -3 ; -3 .-3= 9 ;..... 81 . -3= -243
Answer:
just use Alexa
Step-by-step explanation:
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Answer:
c
Step-by-step explanation:
i think
If two lines are perpendicular, then the product of their slopes is -1:
From the problem, we identify:
Then, using the equation (1), we calculate the slope of the green line:
Answer: Option D