0612112199 0612112199

22-02-2021
Mathematics

contestada

given f(x)=-2x-12 find x when f(x)=20

Respuesta :

jasminesilva2907 jasminesilva2907

22-02-2021

Answer:
-16
Step-by-step explanation:
f(x)= -2x - 12
20= -2x- 12
20= -2x
+12
32=-2x
32=x
÷-2
-16=x

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