.5 -(-7) would be just 7 because of the imaginary -1 it’s being multiplied 7+1+3-7=11 then divide
Answer:
Qué le preguntas a mi amigo?
Step-by-step explanation:
Answer:
x3
Step-by-step explanation:
Considering x4 and x3 actually power terms.
I mean: x4 is
and x3 is
.
Let's decompose the first term: 
Now it is clear that the common factor is
.
Answer:
45
Step-by-step explanation: