Answer:
Step-by-step explanation:
Given
Required
Simplify
To do this, we apply distributive property;
Hence, the simplified form is
Answer:
open
Step-by-step explanation:
beacause
2x+5=1
2x=1-5
2x=-4
x=-4/2
x-2 so its open
Answer:
B
Step-by-step explanation:
40x + 80
50x + 50
add them together
Answer:
A, C and F
Step-by-step explanation:
According to exponent laws:
Therefore F needs to be checked
this can further be simplified into:
we square the denominator and numerator
therefore C should be checked
if we expand it will also look like :
so A should be checked