Is CA stand for Common Assessment?<span />
If a number can only be divided by 1 and itself it is prime, but if it is composite, it can be divided evenly by numbers other than 1 and itself.
63 can be divided by 3 and 21, so it is a composite number.
Answer:
The picture is a bit too blurry to understand, sorry.
![- 8x + 5 = - 8x + 4 \\ - 8x = - 8x + 4 - 5 \\ - 8x = - 8x - 1 \\ 0 = - 1(false)](https://tex.z-dn.net/?f=-%208x%20%2B%205%20%3D%20%20-%208x%20%2B%204%20%5C%5C%20%20%20-%208x%20%3D%20%20-%208x%20%2B%204%20-%205%20%5C%5C%20%20-%208x%20%3D%20%20-%208x%20-%201%20%5C%5C%20%200%20%3D%20%20-%201%28false%29)
we don't have solutions !!
Answer:
x = 127 degrees
Step-by-step explanation:
By the external angle of a triangle theorem:-
x + 5 = 79 + m < ACB
m < ACB = 180 - x, so:-
x + 5 = 79 + 180 - x
2x = 79 + 180 - 5 = 254
x = 127 ( answer)