2. when solving a system by substitution, one should:
a. look for coefficients that are recip...
Mathematics, 06.10.2019 02:30 damientran
2. when solving a system by substitution, one should:
a. look for coefficients that are reciprocals
b. solve for x or y in one equation first
c. look for coefficients that are the same or opposites
d. always multiply by -1
Answers: 1
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