Answer:
162
Step-by-step explanation:
180 - 10% = 162 so 162 is the answer
Number 200 decreased by 10% (10 percent) of its value (percentage decrease) and calculated absolute change (actual difference). Answer: percentage decreased number = 180, absolute change (actual difference) = -20
6(4a+1)
The answer is 4 + √15 .
You have to get rid of surds in the denorminator by multiplying it with the opposite sign :
n= -52/7
7(n+8)=4
(7×n)+ (7×8)=4
7n +56=4
7n +56-56=4-56
7n+0= -52
7n=-52
7n/7= -52/7
