SOLUTION: Please help me answer this problem: Worksheet says: Solve each system by substitution. check your solution. a-1.2b = -3 0.2b+ 0.6a= 12

Algebra ->  Inequalities -> SOLUTION: Please help me answer this problem: Worksheet says: Solve each system by substitution. check your solution. a-1.2b = -3 0.2b+ 0.6a= 12      Log On


   



Question 49231: Please help me answer this problem:
Worksheet says: Solve each system by substitution. check your solution.
a-1.2b = -3
0.2b+ 0.6a= 12

Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
a-1.2b=-3 or a=1.2b-3 then .2b+.6(1.2b-3)=12 or .2b+.72b-1.8=12 or .92b=13.8 or
b=13.8/.92 or b=15 then a=1.2*15-3 or a=18-3 or a=15