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OpenStudy (anonymous):
Equation C: a = 2b + 7 Equation D: a = 5b − 3 What value of a can be substituted into equation D to solve the system of equations?
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OpenStudy (anonymous):
2b 5b 5b − 3 2b + 7
Vocaloid (vocaloid):
hint: since both equations are in the form a =, we can substitute equation C into equation D
OpenStudy (anonymous):
ok
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