Answer:182 ways
Step-by-step explanation:
Given
there are total of 10 workers in office
No of ways to select 4 workers out of 10 workers 

(b)If hugo and Viviana refuse to work together then
then no of ways in which hugo anf Viviana work together

Therefore total no of ways in which Hugo and Viviana do not work together is
Answer:
its (8+4)/(-2-2) so the slope is -3x
Step-by-step explanation:
Answer:
x = -1
Step-by-step explanation:
Given
2x + 2 = 4x + 4 ( subtract 4x from both sides )
- 2x + 2 = 4 ( subtract 2 from both sides )
- 2x = 2 ( divide both sides by - 2 )
x = - 1