uniqueprincessjay uniqueprincessjay

13-01-2021
Mathematics

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What is the value of 7 (x + 4) ^2 - 3x when x =2?
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Yemeni00Girl Yemeni00Girl

16-01-2021

Answer:

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Step-by-step explanation:

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skamakama skamakama

21-01-2021

Answer:

the value of 7x-y is -14.

Step-by-step explanation:

When x=2 and y=4,

To find the value of 7x - y when x =2, y = 4, this means when ever you see x, put 2 in replacement, y, put 4 respectively.

7x - y = 7(2 - 4)

14 - 28

= -14.

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