Evaluate the following expressions if

Answer:
1)6
2)-3
3)1
4)4
5)5
6)-3
7)-1
8)8
9)2
10)-4
Step-by-step explanation:
1.x+4
2+4
6
2.x-5
2-5
-3
3.2x-3
2(2)-3
4-3
1
4.x²
2²
4
5.3x-1
3(2)-1
6-1
5
6.2x-7
2(2)-7
4-7
-3
7.x/-2
2/-2
-1
8.x+6
2+6
8
9.3x-4
3(2)-4
6-4
2
10.-4x/2
-4(2)/2
-8/2
-4
brainliest pls