Question

What is the value of 7x-3y-1 for x = -2 and y = 4?

Answer 1

7(2 - 3) 4 - 1
7 •(1) • 4 - 1
-28 - 1
-29

Answer 2

`\rule{300}{1}\\\dashrightarrow\large\blue\textsf{\textbf{\underline{Given question:-}}}`

what is the value of 7x-3y-1 for x = -2 and y = 4?

`\dashrightarrow\large\blue\textsf{\textbf{\underline{Answer and how to solve:-}}}`

Replace x with -2 and y with 4:-

`\sf{7(-2)-3(4)-1}`

On simplification,

`\sf{-14-12-1}`

On further simplification,

`\sf{-27}`

Good luck with your studies.

`\rule{300}{1}`