Answer: 14
Step-by-step explanation:
We arrange the number as -3, 1, 7, 8, 18, 19, 42, the old median is 8.
But the median has change to 11 when the number is add, which means that the number is between 7 and 18.
(8 + x)/2 = 11 Where x is the new number
8 + x = 22
x = 14
Answer:
-.5=x or -1/2=x
Step-by-step explanation:
x+3=3x+4
-x -x
3=2x+4
-4 -4
-1=2x
/2 /2
-.5=x or -1/2=x
2x+3-x+5
x+8 is the simplified answer.
Hope this helps!!
Answer:
Option D. 5x + 12y + 4z is the corrct one.
2,500 subtracted by 372 equals 2148. 2148 dollars is how much savings he has left.