SOLUTION: I have two problems I need help with. 1. (7x-4)+(5x-7)= 7x-4+5x-7 = 2. (2x+5.1)-(x+7.6)= 2x+5.1+(-x)+(-7.6)=

Algebra ->  Exponents -> SOLUTION: I have two problems I need help with. 1. (7x-4)+(5x-7)= 7x-4+5x-7 = 2. (2x+5.1)-(x+7.6)= 2x+5.1+(-x)+(-7.6)=      Log On


   

Question 210957: I have two problems I need help with.
1. (7x-4)+(5x-7)= 7x-4+5x-7 =
2. (2x+5.1)-(x+7.6)= 2x+5.1+(-x)+(-7.6)=
Found 2 solutions by jim_thompson5910, checkley77:
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
# 1
%287x-4%29%2B%285x-7%29=+7x-4%2B5x-7+=%287x%2B5x%29%2B%28-4-7%29=12x-11

So %287x-4%29%2B%285x-7%29=+12x-11


# 2



So %282x%2B5.1%29-%28x%2B7.6%29=x-2.5


Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
1. (7x-4)+(5x-7)=7x-4+5x-7=12x-11 ans.
2. (2x+5.1)-(x+7.6)=2x+5.1-x-7.6)=x-2.5 ans.