What is #y# equal to when #x=-3# when #y=2x-1#?

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Answer 1 · 2017-03-26T21:39:23

#y = -7#

Simply substitute the value of #x# into the equation.

#y = 2x -1 #

#y = 2*(-3) - 1#

#y = -6 -1#

#y= -7#

Answer 2 · 2017-03-26T21:40:12

#y=-7#

We have #y = 2x - 1#

And #x = -3#

Substituting the value of #x# in the expression for #y#,

#y = 2(-3) - 1#

#implies y = -6 - 1#

#implies y = -7#