Math, asked by zk8651572, 6 months ago

If y=2x- 1 has one solution (a,-7) then find a .

Answers

Answered by rajunaga110

2

Answer:

just substitute the value of (a, -7) in that line

-7=2a-1

2a=-7+1

2a=-6

a= -6/2

a= -3

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