Question 166657
Just write an equation for what it says: x = "a number"
:
eleven is subtracted form a number and then the difference is multiplied by 5 the result is 30 
5(x - 11) = 30
5x - 55 = 30
5x = 30 + 55
5x = 85
x = {{{85/5}}}
x = 17
:
You can check it in the original equation