Which expression is a factor of 2xy + 6x – 3y – 9?
2x – 3
2y + 3
x – 2
y – 3

(2x-3) is the answer.

Step-by-step explanation:

The given expression is :

Grouping these terms we get-

So, the factors are :

Hence, out of the given options (2x-3) is the answer.

And he other factor is (y+3) that is not mentioned in the options.

step-by-step explanation:

you can add the two numbers and divide the result by 2. or you can find the gap between the two numbers and add half of this to the smaller number.

a.

step-by-step explanation:

step 1 distribute 2 to every term in the parentheses

step 2 add 10 on both sides of the equal sign