fredablackwell0325 fredablackwell0325

04-04-2020
Mathematics

contestada

what is the vaule of the expression x + y + - y
When x= -1 and y = 3

Respuesta :

04-04-2020

Answer:

[tex]x + y - y \\ - 1 + 3 - 3 \\ = - 1[/tex]

Answer Link

Officialalehpeter Officialalehpeter

04-04-2020

Answer:

-1

Step-by-step explanation:

This is a substitution question

The given equation is x+y+(-y)

And x is said to be-1,y=3

So let's solve

x+y+(-y)

Open the bracket first

x+y-y

So let's substitute

-1+3-3

-1+0

=-1

Therefore the final answer is-1

Answer Link

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