Question

[tex]20 \sqrt{2} = 2 * x + 2 * 3 \sqrt{2}

2 * x = ? [/tex]

Answer 1

2x=2*3√2-20√2
2x=14√2
x=$\frac{2}{14}$√2
x=$\frac{2√2}{14√2}$
Se simplifica √2 cu √2 si $\frac{2}{14}$ =7
Nu stiu sigur daca e bine...:D