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5x + y = -7(-3, ), (0, ),(1, )

User Cbas
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5x + y = -7

put x = -3 in above expression,

5 (-3) + y = -7

-15 + y = -7

y = 15 - 7

y = 8

so the first pair is (-3 , 8)

put x = 0

5 *(0) + y = -7

0 + y = -7

y = -7

y = -7

so the pair is (0,-7)

put x = 1

5(1) + y = -7

5 + y = -7

y = - 7 - 5

y = -12

so the pair is (1, -12)

User Hesham Hassan
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8.0k points

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