happy20031 happy20031

11-06-2019
Mathematics

contestada

evaluate the expression 3x +(z+2y)-12 if x=3,y=8 and z=5

Respuesta :

amelia12802 amelia12802

11-06-2019

Answer:

18

Step-by-step explanation:

First you need to plug in the numbers for each variable.

3(3)+(5+2(8))-12

Now you solve

3(3)+(21)-12

9+21-12

18

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