3 years ago

Solve the system by elimination. $x+y=12$ $3x=2y+6$

Mathematics

1 answer:

Andrei [34K]3 years ago

3 0

Answer:

(6,6)

Step-by-step explanation:

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Simplify. √50 OA. 10√5 OB. 2√5 OC. 5√2 OD. 25√2

Nezavi [6.7K]

Decomposition in factors of 50: 2 · 5².

$\mathrm{Apply\:the\:laws\:of\:exponents}:\quad \sqrt{ab}=\sqrt{a}\sqrt{b},\:\quad \:a\ge 0 ,\:b\ge 0$

$\sqrt{2\cdot \:5^2}=\sqrt{2}\sqrt{5^2}$

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$=\sqrt{2}\cdot \:5$

$\bf{=5\sqrt{2} \ === > \ Answer }$

Option C

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