Answer:
52.5
Step-by-step explanation:
=50+50×5%
=50+2.5
=52.5
Answer:
<u><em>note:</em></u>
<u><em>solution is attached due to error in mathematical equation. please find the attachment</em></u>
You cant have a negative exponent
Answer:
46
Step-by-step explanation:
PR = PQ + QR
4x - 10 =<u> x + 2x</u> + 4 {Combine like terms}
4x - 10 = 3x + 4 {Add 10 to both sides}
4x = 3x + 4 + 10
4x = 3x + 14 {Subtract 3x from both sides}
4x - 3x = 14
x = 14
PR = 4x - 10 {Plugin x = 14}
= 4*14 - 10
= 56 - 10
= 46
Answer:
Option D and E are equivalent to the given expression.
Step-by-step explanation:
Given : 
Solution:

Using identity : 
-- Option E
Now this can be written as 
Identity : 
-- Option D
-- Option D
Thus Option D and E are equivalent to the given expression.