How do you solve #6+18=x+21#?

Answer 1

Julia Adams

#color(blue)(x=3#

#6+18=x+ 21#

#24=x+ 21#

#x= 24-21#

#color(blue)(x=3#

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Answer 2

Ethan Adkins

To solve the equation 6 + 18 = x + 21, first, subtract 21 from both sides of the equation. This gives you 6 + 18 - 21 = x. Simplify the left side to get x = 3. So, the solution is x = 3.

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

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