If you would like to know what percent of 17 is 20.4, you can calculate this using the following steps:
x% of 17 is 20.4
x% * 17 = 20.4
x/100 * 17 = 20.4
x = 20.4 * 100 / 17
x = 120%
Result: 120% of 17 is 20.4.
Answer:
x=-4/3
Step-by-step explanation:
3x-12=12x
3x-12x=12
-9/-3=12/-3
then -3 cancels
3x/3=-4/3
then 3 cancels 3
so x=-4/3
40*4.5 +45= 225
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