Answer:
5
-12 + 8 = -4
-4 - (-9) = -4 + 9 = 5
Step-by-step explanation:
Answer:
45%-6
Step-by-step explanation:
because the question is wrong
Answer:
Solution is invalid
Step-by-step explanation:
Let the time when they will have the same water content be x hours
At x hours;
For the first tank, the content will be;
50 + 10x
For the second;
29 + 3x
Equating both, will give us x
29 + 3x = 50 + 10x
We will get x as a negative number here
Since number of hours can not be negative, the solution is invalid
Answer:
The median is 50.
Step-by-step explanation:
First you put all the numbers in order. (37, 44, 46, 54, 62, 88) then you look for the middle number. Since there is two middle numbers, you add them together then divide it by 2.
So 46+54= 100
100/2= 50
Answer:
b =
Step-by-step explanation:
b + = 1 ← change to an improper fraction
b + =
Multiply through by 12 ( the LCM of 3 and 4 ) to clear the fractions
12b + 8 = 15 ( subtract 8 from both sides )
12b = 7 ( divide both sides by 12 )
b =