Ya is = 10x-28 see the picture for explanation
Answer:9
Step-by-step explanation:when an absolute value has a negative it turns to a positive which makes this problem 3x3
Answer:x=60
Step-by-step explanation:
110x+2400=100x+3000
-100x. -2400
10x= 600
X=60
This is the number of combinations of 2 from 6 =
6!
-------
2! 4!
an easy way to work this out is
6*5
----- = 30 /2 = 15
2 * 1
Answer is 15
