3 years ago

Sandi had the following problem on her math test:6•4+2÷2-7

1 answer:

3 0

Answer: 18

Explanation:
24+1-7

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Dennis_Churaev [7]

Always remember that percent means "out of 100". That means the 40%=40/100=.4
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Dahasolnce [82]

$2\cdot3\sqer2\cdot2(5+\sqrt2)=(2\cdot3\cdot2)\sqrt2(5+\sqrt2)=12\sqrt2(5+\sqrt2)\\\\=60\sqrt2+12\sqrt{2^2}=60\sqrt2+12\cdot2=60\sqrt2+24$

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