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08-11-2018
Mathematics

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Paul sold half of his comic books and then bought 13 more. he now has 23 with how many did he begin?

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amournara2020 amournara2020

08-11-2018

x+13=23

First do the opposite of your integer (ALWAYS REMEMBER UR EITHER ADDING OR SUBTRACTING FIRST)

+13 turns into -13 Subtract 13 from 23 giving u a +10

This is a one step equation so ur lucky ur left with a x meaning your unknown answer aka 'x' equals +10

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