Y = 3000x + 28000
y = 2800x + 30000
3000x + 28000 = 2800x + 30000
200x = 2000
x = 10
The salaries will be the same after 10 years.
8x.......................
Look at the picture.
The angle y° and 71° are Supplementary Angles. Therefore y° + 71° = 180°.

The sum of measures of these three angles of any triangle is invariably equal to 180°.
Therefore we have the equation:

Answer:2
Step-by-step explanation:
There is 2 decimal places because you see how many numbers there are behind each of the decimals when multiplying then add them and that’s how many numbers are behind the decimal in the problem