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3 years ago

7

Solve for x 3x+5≡0 mod 9

2 answers:

Whitepunk [10]3 years ago

5 0

3x+5=0

3x=0-5

3x=-5

Divide both sides by 3

-1.6666.......

Hope it helps.

As for mod 9, I don't understand.

astra-53 [7]3 years ago

5 0

Answer:

$x=-\cfrac{5}{3}$

$x=-1.666$

Step-by-step explanation:

$3x+5=0$

$3x+5-5=0-5$

$3x=-5$

$\cfrac{3x}{3}=\cfrac{-5}{3}$

$x=-\cfrac{5}{3}$

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