How do you solve #55x- 3 (9x+ 12) =-64#?
1 Answer
Nov 5, 2015
55x-3(9x+12)=-64
55x - 27x -36 = -64
28x-36=-64
28x=-64+36
28x=-28
X=-1
Explanation:
Fisrt u must time the bracket. Remember that the three have negative signs. So u must multiple with negative signs too. Then u solve like usually.
