Step-by-step explanation:
Below is an attachment containing the solution.
Answer:
30.5
Step-by-step explanation:
cos18=29/x --> reciprocate for simplicity : 1/cos18=x/29 --> solve for x
Answer:
c
Step-by-step explanation:
N + 4 / 3 = 1 / 3
Multiply both sides by 3 :
3* ( N + 4 / 3 ) = 3 * ( 1 / 3 )
∴
N + 4 = 1
Subtract 4 from both sides:
N + 4 - 4 = 1 - 4
N = - 3
hope this helps !.