Ch – 4 Linear Equations In Two Variables

Q.1: Check which of the following are solutions of the equation 7x – y = 15:

a) (4,8)

b) (2,0)

c) (3,6)

d) (0,4)

Q.2: Write four solutions for each equation :

a) 3x + 5 = 8

b) 8x – y = 15

c) 1/4x = y

Q.3: Express the following linear equations in the form of ax + by + c = 0 and indicate the values of a, b and c in each case:

a) 5x + 8y = 8.5

b) 3x – y = 14

c) 7 – y = 0

d) 2/5x + 5y = 10

Published by Priya Prakash

In the midst of winter, i found there was within me an invincible summer ~ Albert Camus

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