Answer: 
Step-by-step explanation:
You can use the Method of substitution.
Substitute the equation
into the equation
and then you must solve for the variable x:
Apply Distributive property:

Subtract 12 from both sides of the equation and then add the like terms. Then you get:

Answer:
x=6
Step-by-step explanation:
Answer: (Z-4)/12
Step-by-step explanation:
(Z-4)/(4+8)
4+8 equals 12
(Z-4)/12
Answer:
The image below will explain the question
To figure out the length of portion BC, we will use the trigonometric ratio below

By substituting the values, we will have

Hence,
The final answer is

The FOURTH OPTION is the right answer
Answer:
(500÷1.8)÷60
By dividing 1.8 out of 500, u can know