Answer:

Step-by-step explanation:

Let's solve the second equation for a to later on replace it in the first equation.

Now plug this into the first equation.

Distribute the 9

Break down the fraction.

Simplify.

Subtract 

Combine like terms.



Muliply by the reciprocal or inverted fraction next to b.


Now plug this value into any of the equations to find the value of a.

I believe it could be option 1
54° × π/180 = 0.9425radians
Answer:
ma'am that screen is black ⚫
Answer:
3
Step-by-step explanation: