Category: Algebra

Question Number 66508 by Masumsiddiqui399@gmail.com last updated on 16/Aug/19 Commented by Prithwish sen last updated on 16/Aug/19 $${\left(\sqrt{7-4\sqrt{3}}\right)}^{\mathrm{x}+\sqrt{\mathrm{x}+2}}={(2-\sqrt{3})}^{\mathrm{x}{+}^3\sqrt{2\mathrm{x}+4}}$$$$\because 7-4\sqrt{3}={(2-\sqrt{3})}^2$$$$\therefore\:\mathrm{x}+\sqrt{\mathrm{x}+\mathrm{2}}=\mathrm{x}+^{\mathrm{3}} \sqrt{\mathrm{2x}+\mathrm{1}}\:\:\Rightarrow\mathrm{x}=\mathrm{2}…

Question Number 893 by Karting7442 last updated on 14/Apr/15 $$\frac{-12+x}{11}=-3check$$$$$$$$whatisx?alsocheckit.$$ Answered by prakash jain last updated on 14/Apr/15 $$−\mathrm{12}+{x}=−\mathrm{33}…

Question Number 888 by Karting7442 last updated on 14/Apr/15 $$\frac{x+9}{2}=3$$$$whatisx?$$ Answered by 123456 last updated on 14/Apr/15 $$\frac{x+9}{2}=3$$$$\frac{{x}+\mathrm{9}}{\mathrm{2}}×\mathrm{2}=\mathrm{3}×\mathrm{2} \…

Question Number 867 by sagarwal last updated on 03/Apr/15 $$\mathrm{Solve}$$$$4x-3y=7xy$$$$3x+2y=18xy$$ Commented by 123456 last updated on 03/Apr/15 $$$$\{\begin{array}{l}4x-3y=7xy\\ 3x+2y=18xy\end{array}$$ \…

Question Number 850 by sagarwal last updated on 25/Mar/15 $$\mathrm{Solve}\mid 2x+4\mid ⩾14$$ Answered by 123456 last updated on 25/Mar/15 $$\mid 2x+4\mid ⩾14$$$$2x+4⩽-14\vee 2x+4⩾14$$$$\mathrm{2}{x}\leqslant−\mathrm{18}\vee\mathrm{2}{x}\geqslant\mathrm{10} \…