Page 55 - E booklet prep 2_Neat

2- Find 3 ordered pair of 2x+y=3:

1.Let x=0
2(0)+y=3 ? y=3

Ordered pair: (0,3)

2.Let x=1
2(1)+y=3 ? 2+y=3 ? y=1

Ordered pair: (1,1)
3. Let x=-1

2(-1)+y=3 ? -2+y=3 ? y=5
Ordered pair: (-1,5)

So, three ordered pairs that satisfy the
equation 2x+y=3are (0,3) , (1,1), and (-1,5).

1ST TERM MATH-PREP.2

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