Answer:
Step-by-step explanation:
Before adding we require the fractions to have a common denominator
The lowest common denominator of 2, 5 and 3 is 30, thus
+ 
+ 
= 
+ 
+ 
Add the numerators leaving the denominator
= 
=
8.605
This number is bigger than 6.604 and it is smaller than 8.643
:)
Less than 2 = z < 2
Less than or equal to 8 = z ≤ 8
z ≤ 8
z < 2
Answer:
x = 13.4
Step-by-step explanation:
Use the Pythagorean Theorem
a² + b² = c²
x² + 6.8² = 14.1²
x² = 14.1² - 6.8²
x² = 152.57
Take the square root of both sides
x = 12.3519229272
Rounded
x = 13.4
Answer:
k=-1
Step-by-step explanation:
-2=k. 2
Diving whole equation by 2
-2/2=k
k=-1
