SOLUTION: Solve 1. 3z+4=-3+12z 2. d-1=13(d-1) 3. 5(2x-1)+3x=2(x+5)

Algebra ->  Signed-numbers -> SOLUTION: Solve 1. 3z+4=-3+12z 2. d-1=13(d-1) 3. 5(2x-1)+3x=2(x+5)      Log On


   

Question 71381: Solve
1. 3z+4=-3+12z
2. d-1=13(d-1)
3. 5(2x-1)+3x=2(x+5)
Answer by CubeyThePenguin(3113) About Me  (Show Source):
You can put this solution on YOUR website!
1. 3z + 4 = -3 + 12z
7 = 9z
z = 7/9

2. d - 1 = 13(d - 1)
d - 1 = 13d - 13
-12d = -12
d = 1

3. 5(2x - 1) + 3x = 2(x + 5)
10x - 5 + 3x = 2x + 10
13x - 5 = 2x + 10
11x = 15
x = 15/11