For the function G defined by #G(x)=5x+3#, find #G(−1)#.?

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Answer 1 · 2018-03-22T22:34:27

#G(-1)=-2#

Plug #-1# in for x:

#G(-1)=5*-1+3#

#G(-1)=-5+3#

#G(-1)=-2#

Answer 2 · 2018-03-22T22:35:33

#G(-1)=-2#

To find G(-1), start with: #G(x)=5x+3#

Substitute #-1# everywhere you see an #x#:

#G(-1)=5(-1)+3#

Simplify as you like:

#G(-1)=-5+3#

#G(-1)=-2#