1.

X-3y=6 and x-7y= -42 . solve by elimination method and find value of x and y.

Answer»

Answer:

x=42;y=12.

Step-by-step explanation:

if we use ELIMINATION METHOD;

we GET; 6 + 3y = -42 + 7y

therefore; y = 12.

by substituting value of y; x = 42

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