6. x=1 , y=2
7. x=-4 , y=5
8. Infinitely Many Solutions
-3/8 divided by -1/3
Do the reciprocal of -1/3 and change the division sign to a multiplication sign.
-3/8 x -3/1
Multiply the numerators and denominators
-3 X -3 = 9
8 X 1 = 8
As an improper fraction, it is 9/8.
As a mixed number it s 1 1/8
Answer:
L = 80.2 + 2(0.4)
(b) No, one linear equation will be sufficient to solve the problem. Because it is not two statements of equation
Step-by-step explanation:
Between 1996 and 2005, there is 10 years difference.
It is given in the question that the life expectancy increases by 0.4 every five years.
Between 1996 and 2005, life expectancy of woman born will increase by 2x0.4 = 0.8.,
In 2005, the life expectancy of woman born is:
L = 80.2 + 0.8 = 81.0 years
Answer:

Step-by-step explanation:
hope this helps! <3
Answer:
112°
Step-by-step explanation:
By inscribed angle theorem: