natalie3299 natalie3299

13-03-2021
Mathematics

contestada

Evaluate 2x-y if x=-3 and y= -7

Respuesta :

shyshy808 shyshy808

13-03-2021

Answer:

1

Step-by-step explanation:

Substitute x with -3 and y with -7

2(-3)-(-7)

Multiply

-6-(-7)

Signs are both negative, turn into positive sign

-6+7

Add

1

Answer Link

sangyabasnet3 sangyabasnet3

13-03-2021

Answer:

1

Step-by-step explanation:

x = - 3 and y = - 7

2x-y =?

Now

2*(-3)-(-7)

-6 +7. (sign of negative when multiplied it turns into positive)

1. Answer

Answer Link

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