Question 911360
0.3*15-0.3x+1x=0.45(15)
4.5+0.7x=6.75
0.7x=6.75-4.5
0.7x=2.25
x=3.21428571 rounded 3.21
check
0.3*11.7857143+1*3.21428571=0.45(15)
3.53571429+3.21428571=6.75
6.75=6.75
ok
coderep