subtract .2b from both sides.
0.3b + 3.4 = 12.4
subtract 3.4 from both sides
0.3b = 9.0
divide both sides by 0.3
b= 30
Need help in solving
0.5b+3.4=0.2b+12.4
2 answers
b=30
0.5b+3.4=0.2b+12.4
2 answers