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# Cheryl says that the system of equations must be solved by elimination rather than by substitution. A. explain why Cheryl is NOT correct -7x+12y=13 B.why mig

Cheryl says that the system of equations must be solved by elimination rather than by substitution.

A. explain why Cheryl is NOT correct -7x+12y=13

B.why might Cheryl think this is true 7x-11y=-9