SOLUTION: nineteen more than four times a number is equal to the difference between 166 and three times the number. find the number?

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Question 547664: nineteen more than four times a number is equal to the difference between 166 and three times the number. find the number?
Answer by Maths68(1474) About Me  (Show Source):
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Let x be the number
19 more than 4 times x is equal to the 166 minus 3 times x
4x+19=166-3x
4x+3x=166-19
7x=147
7x/7=147/7
x=21
Number is 21


Check
=====
Four times of 21 = 84
Three times of 21 = 21*3=63
Three times 21 + 19 = 166-three times 21
63+19=166-84
82=82