Answer:
x= 42
Step-by-step explanation:
x/2+9=30
x+18=60
x=60-18
x= 42
To find 40% of 68
you simply divide 40% by 100 and multiply by 68
40/100 x 68 = 32.64
32.64 is 40% of 68.
The same steps can be used to find any percentage of any number.
simply divide the percentage given by 100 and multiply by the total number.