Question

- 2. Simplify and evaluate the following expressions for x = 1 and y = 2.
a. 2x + 4- X + 9 - 2 ​

Answer 1

Answer:

12

Step-by-step explanation:

2x + 4 -x+9-2

2 x 1  + 4 - 1 +9 - 2

2+4-1+9-2

6-1+9-2

5+9-2

14-2

= 12 ans.