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33 votes
33 votes
4x+7-(x+6)=68
Solve.


User Benoit Tremblay
by
2.9k points

2 Answers

20 votes
20 votes

Hi!

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\rightsquigarrow\circ\boldsymbol{Answer}\circ\leftharpoonup

x=


\rightsquigarrow\circ\boldsymbol{Explanation}\circ\leftharpoonup

First let's distribute the minus sign.


\twoheadrightarrow\sf 4x+7-x-6=68


\bullet Add 6 to both sides


\twoheadrightarrow\sf 4x+7-x=74


\bullet Subtract the x's


\twoheadrightarrow\sf 3x+7=74


\bullet Subtract 7 from both sides


\twoheadrightarrow\sf3x=67


\bullet Divide both sides by 3


\twoheadrightarrow\sf x=\cfrac{67}{3}


\bullet Great job! We solved for the variable

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Hope that this helped! Best wishes.


\textsl{Reach far. Aim high. Dream big.}\\\boldsymbol{-Greetings!-}

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User Paul Croarkin
by
2.5k points
20 votes
20 votes


4x + 7 - (x + 6) = 68 \\ \\ 4x + 7 - x - 6 = 68 \\ \\ 3x + 1 = 68 \\ \\ 3x = 68 - 1 \\ \\ 3x = 67 \\ \\ x = (67)/(3) \\ \\ x = 22.3

The value of x is 67/3 or 22.3 .

User Vzhemevko
by
2.9k points