Answer:
ok
Step-by-step explanation:
B
Thank me later
18/x = 45/100
cross multiply
18/x * 45/100
45x =1800
divide both sides by 45
45x/45 =1800/45
x=40
18 is 45% of 40
x=7
Step-by-step explanation
left part + 0.006 = right part + 0.006
----> 0.1x = 0.08x+0.14
left part -0.08x =right part - 0.08x
----> 0.02x=0.14