20. Which of the following is a solution of the equation x + 2y = 7? (a) x = 3, y = -5 a (b) x = 3, y = 5 c) x = 0, y = 7 (d) x = 3, y = 2
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Answer:
d) x=3,y=2
Step-by-step explanation:
LHS= x+2y
=3+2*2
=7=RHS
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