2 answers:
Answer:
5 8
Step-by-step explanation:
Coefficient of x should be 5 so first ? should be 5 let the second ? = z
5×6-9×z=-42
30+42=9z
z=8
Answer:
5x-9y-42=5(x+6)-9(y+8)
Step-by-step explanation:
given 5x-9y-42=5x-9y-72+30
=5x+30-9y-72
=5(x+6)-9(y+8)
hence 5x-9y-42=5(x+6)-9(y+8)
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Step-by-step explanation:
Answer:
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Answer:
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