Question

What is the value of 2xy - y + 10, when x=2 and y=-2

Answer 1

Answer:

$2xy-y+10=4$

Step-by-step explanation:

Given:

$x=2\\y=-2$

To find:

The value of $2xy-y+10$

Solution:

$2xy-y+10$

$=2(2)(-2)-(-2)+10$

⇒ $-8+2+10$

⇒ $12-8$

⇒ $4$

∴ $2xy-y+10=4$