babybanks2 babybanks2

11-06-2019
Mathematics

contestada

Find xif f(x) = 2x + 7 and f(x) = -1.

Respuesta :

freckledspots freckledspots

11-06-2019

Answer: -4

Step-by-step explanation:

Solve 2x+7=-1

2x. =-8

x. =-4

Answer Link

adrdiaz664 adrdiaz664

11-06-2019

Answer:

-4

Step-by-step explanation:

To find the value you have to substitute x for -1. because f(x) = -1.

-2x + 7 = -1

-7= -7

-2x =-8

÷-2

x=-4

Hope it helps!

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