The value of x is 4
18 = 10 + 2x
8 = 2x
4 = x
√80 because the absolute value for complex numbers of the form a+bi are evaluated as √a²+b²
Ok I gotta I’ll help you right now
Country music cd- $12
Rock music cd- 12× 2/3 = $8
Platinum edition cd- $8 x 2 = $16
16+12+8 = $36
Hope this helps :3