Q. 12

# Draw the graph for the equation –2x + y – 7 = 0. Check whether the point (-3, -2) is on the given line.

–2x + y – 7 = 0
⇒ y = 2x + 7
x = 1
⇒ y = 2 + 7 = 9
x = 0
⇒ y = 2(0) + 7 = 0 + 7 = 7
x = -2
⇒ y = 2(-2) + 7 = -4 + 7 = 3  The point (-3, -2) does not lie on the graph.

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