Mathematics, 17.09.2021 22:40 scottcounts757
-2(4p - 11) + 7p = -10p - 14
-8p + 22 + 7p = -10p - 14
-p + 22 = -10p - 14
9p + 22 = -14
9p = -39
p = -4
Which property is not needed to justify any of the steps?
division property of equality
identity property of addition
addition property of equality
Answers: 1
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-2(4p - 11) + 7p = -10p - 14
-8p + 22 + 7p = -10p - 14
-p + 22 = -10p - 14
9p + 22 = -...
-p + 22 = -10p - 14
9p + 22 = -...
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