2 years ago

Find the slope perpendicular to the line 21y=-4x

1 answer:

Alexxx [7]2 years ago

4 0

Answer:

21/4

Step-by-step explanation:

21 y = -4x Divide 21 on both sides

y = -4/21x Slope is -4/21

Perpendictulare lines have a slope that are the negative inverses of eachother, so flip the 4 and the 21 and make it positve instead of negative

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