SOLUTION: Wright an equasion and solv to answer each question. Seven times a number decreased by 2 is 19. What is the number.

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Question 58067This question is from textbook
: Wright an equasion and solv to answer each question.
Seven times a number decreased by 2 is 19. What is the number. This question is from textbook

Answer by 303795(602) About Me  (Show Source):
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let the number be x
seven times the number is 7x
seven times the number decreased by 2 is 7x-2
seven times the number decreased by 2 is 19 is 7x-2=19
7x-2=19
Add 2 to each side of the equation
7x-2+2=19+2
7x=21
Divide each side of the equation by 7 to get
x=21/7
x=3