Question

pls help me solve it. no spam or i will report

Answer 1

Answer:

2x+3y-4z

Step-by-step explanation:

x=1

y=-1

z=2

2*1+3*(-1)-4*2

2+(-3)-8

2-3-8

-5-8

-13

Answer 2

Step-by-step explanation:

hope it helpful to you

please

follow

me