3 years ago

How many human beings does it take to screw in one light bulb?

Mathematics

2 answers:

goldfiish [28.3K]3 years ago

8 0

Three

Reason:

Two to hold the ladder and one to screw the bulb

Savatey [412]3 years ago

8 0

Answer:

Step-by-step explanation:

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ozzi

Solve by substitution

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$\sf{y+x=3}$

Just plug in y=-x-1 into y+x=3

So we get:

$\sf{(-x-1)+x=3}$

Simplify that:

$\sf{-1=3}$

And since that is not true, that means this system of equations has no solutions!

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Answer:

Step-by-step explanation: hope this helps :)

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