SOLUTION: Three times a number decreased by two, is equal to twice the same
number increased by seven.
Ive made it into 3x-2=2x+7
Algebra.Com
Question 679718: Three times a number decreased by two, is equal to twice the same
number increased by seven.
Ive made it into 3x-2=2x+7
Found 2 solutions by Alan3354, ankor@dixie-net.com:
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Three times a number decreased by two, is equal to twice the same
number increased by seven.
Ive made it into 3x-2=2x+7
--------------
You did the hard part.
Solve for x.
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
Now just do some basic algebra
:
3x - 2 = 2x + 7
add 2 to each side
3x = 2x + 7 + 2
3x = 2x + 9
subtract 2x from both sides
3x - 2x = 9
x = 9
:
Check this; substitute 9 for x in the original equation, see that equality reigns!
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