SOLUTION: aaaaahhhh, please help me i have tried and tried and i just can't find the answer to this proplem......... if 3(x-6)=3x-18, then 3(x-7)=3x- ? do you know what ? should be??

Question 104709: aaaaahhhh, please help me i have tried and tried and i just can't find the answer to this proplem.........
if 3(x-6)=3x-18, then 3(x-7)=3x- ?
do you know what ? should be??
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with the given expression

Distribute 3 to each term in the parenthesis. In other words, multiply 3 by x and by -7

Multiply -3 and 7 to get -21

So

note: in the previous problem notice that 3 is multiplied by x and -6 to get 3x and -18
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