Answer:
monday
Step-by-step explanation:
$14.4
Step-by-step
c = x + 0.07x + 0.18x
18 = x + 0.07x + 0.18x
18 = 1.25x (simplify)
14.4 = x (divide both sides by 1.25)
x+7=90 find the value of x
1) .11111
2) 5/9
3) 122/495
4) rational- .167167, 2/9
irrational- π,
5) 5.75