7+(-3)=4
Because positive and negative remains a negative or u keep the sign of the larger number the answer would be 4. Hope this helps
ACUTE ANGLE.
this is because the angle is less than 90 degree and greater than 0 degree
6+1
8-1
10-3
14-7
Theses are also equal to ur answer
Answer:

Step-by-step explanation:

Step 1: Open the brackets

Step 2: Bring the similar variables together

Step 3: Simplify by adding/subtracting the coefficients of the similar variables

Step 4: Rearrange as required.