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charle [14.2K]
3 years ago
9

Square root 7x+16 +4=x

Mathematics
1 answer:
gavmur [86]3 years ago
6 0
1     Simplify 7x+16+47x+16+4 to 7x+207x+20<span>    7x+20=x<span>7x+20=x</span></span>
2     Subtract 7x from both sides<span>    20=x-7x<span>20=x−7x</span></span>
3 Simplify <span>x-7x<span>x−7x</span></span> to <span>-6x<span>−6x</span></span>
<span>20=-6x<span>20=−6x</span></span>
4     Divide both sides by −6    -20/6=x
5     Simplify 20/6 to 10/3     -10/3=x
6     Switch sides
    x=-10/3<span><span><span>     </span></span></span>
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