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OpenStudy (anonymous):
5(5r – 4) + 8 = 38
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OpenStudy (anonymous):
25r - 20 + 8 = 38
OpenStudy (anonymous):
subtract 8 to both sides first
OpenStudy (anonymous):
then you solve for r alone
OpenStudy (anonymous):
then add 20 to both sides
OpenStudy (anonymous):
then divide both sides by 25 to isolate x
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