Chemistry homework help. 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=13B.why might Cheryl think this is true 7x-11y=-9
Chemistry homework help. 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=13B.why might Cheryl think this is true 7x-11y=-9