Lizzzzzzzzy Lizzzzzzzzy

14-05-2015
Mathematics

Answered

Solve for x:
[tex] \sqrt{6x+4}=7 [/tex]

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Answer :

hunaifirst hunaifirst

14-05-2015

√(6x+4)=7
(6x+4)=7²
6x+4=49
6x=49-4
6x=45
x=45/6
x=15/2
x=7.5

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14-05-2015

[tex] \sqrt{6x+4}=7 \\ (\sqrt{6x+4})^2=(7 )^{2} \\ 6x+4=49 \\ 6x=45 \\ x= \frac{45}{6} = \frac{15}{2} =7.5[/tex]

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