Question

When x=2 and y= -1 , evaluate a. 2

x + 3y​

Answer 1

Answer:

x=2

y=-1

Find 2x +3y

2(2) + 3(-1)

{2×2} + ( 3×(-1)}

4+ (-3)

4-3

1

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Answer 2

$\huge{ \underline{Question:-}}$

When x=2 and y= -1 , evaluate a.x + 3y.

To evaluate:-

x+3y

Given:-

• x=2
• y=-1

Solution:-

${\color{gold}{⇝}}\bf \: x + 3y$

• Substituting the values of x and y.

${ \color{aqua}{⇝}} \bf2 + 3( - 1)$

${ \color{red}{⇝}} \bf \: 2 - 3$

${ \color{green}{⇝}} \bf - 1$

Therefore after evaluating the answer is -1.