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Solve by substitution
7a = 2  b
7a= 6  b
a.no solution
b.infinite solutions
c. ordered pair:
 one year ago
 one year ago
Solve by substitution 7a = 2  b 7a= 6  b a.no solution b.infinite solutions c. ordered pair:
 one year ago
 one year ago

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aroubBest ResponseYou've already chosen the best response.1
7a = 2  b 7a= 6  b b=27a 7a=62+7a 7a7a=4 0=4 So, no solution.
 one year ago

mathsloverBest ResponseYou've already chosen the best response.1
OR \[\large{2b=6b \quad \textbf{since {=7a}}}\] \[\large{26=b+b}\] \[\large{4\ne 0}\] hence no soln
 one year ago

mathsloverBest ResponseYou've already chosen the best response.1
@aroub explained well though
 one year ago

mathsloverBest ResponseYou've already chosen the best response.1
got it @Jenny4218 ?
 one year ago
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