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02-10-2020
Mathematics

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What is the addition property of equality in the equation 6x-9=45

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jimthompson5910 jimthompson5910

02-10-2020

The addition property of equality is used when we add 9 to both sides

6x-9 = 45

6x-9+9 = 45+9

6x = 54

The next step would be to divide both sides by 6 using the division property of equality

6x = 54

6x/6 = 54/6

x = 9

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