System 2x2

(the database of solved problems)

All the problems and solutions shown below were generated using the System 2x2 calculator.

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ID	Problem	Count
201	Solve system $- 2 x + 4 y 2 x - y = 4 = - 1$	4
202	Solve system $3 x + 10 y 3 x + 5 y = - 2 = 3$	4
203	Solve system $\frac{43}{50} x + \frac{7}{10} y \frac{1}{2} x - \frac{7}{10} y = 5000 = 0$	4
204	Solve system $2 x - 3 y - 3 x + 8 y = 2 = - 8$	4
205	Solve system $7 x + 320 y 320 x + 21350 y = \frac{41}{4} = \frac{805}{2}$	4
206	Solve system $2 x - y 3 x - 4 y = 7 = - 2$	4
207	Solve system $- 6 x + 8 y - 2 x + 2 y = 5 = - 3$	4
208	Solve system $x + 5 y x - 2 y = 7 = - 2$	4
209	Solve system $3 x - y - 3 x + y = 6 = 6$	4
210	Solve system $3 x - 3 y 2 y = - 7 = 5$	4
211	Solve system $- x + 2 y - 2 y = - 2 = - 2$	4
212	Solve system $- x + 4 y 4 y = - 4 = - 4$	4
213	Solve system $- 5 x - 5 x = - 5 = - 5$	4
214	Solve system $4 x + 8 y - 4 x - 6 y = 77 = - 60$	4
215	Solve system $x + 7 y - x - 9 y = 17 = - 21$	4
216	Solve system $x + 7 y - x + 9 y = 17 = - 21$	4
217	Solve system $- 3 x - 7 y - 8 x - 5 y = - 25 = - 12$	4
218	Solve system $\frac{1}{4} x - 3 y \frac{1}{3} x - 9 y = \frac{1}{2} = 5$	4
219	Solve system $- \frac{43}{50} x + \frac{1}{2} y \frac{1}{2} x + \frac{433}{500} y = 0 = 340$	4
220	Solve system $20 x - 20 y 4 x + 5 y = 9 = 0$	4
221	Solve system $35 x + 6 y 32 x + 3 y = 34 = 32$	4
222	Solve system $x + 2 y 4 x + 5 y = 3 = 6$	4
223	Solve system $8 x + 7 y 6 x - 3 y = 39 = 21$	4
224	Solve system $5 x + y 4 x + 5 y = 20 = 37$	4
225	Solve system $5 x + y 4 x + 5 y = 20 = 37$	4
226	Solve system $- 4 x + 8 y - 2 x + 3 y = - 4 = 7$	4
227	Solve system $x + y 3 x + 3 y = 5 = 10$	4
228	Solve system $- x + 5 y - 5 y = 5 = - 5$	4
229	Solve system $- 17 x + 9 y - 5 x + 33 y = 0 = 96$	4
230	Solve system $0.013 x - 0.0045 y - 0.0043 x + 0.0135 y = 10000000 = 5000000$	4
231	Solve system $3 x + 5 y 12 x + 12 y = 70 = 216$	4
232	Solve system $x + y 2 x + y = 5 = 9$	4
233	Solve system $x - 5 y - x + 5 y = 5 = 5$	4
234	Solve system $- 3 x - y - 3 x + y = 9 = 9$	4
235	Solve system $3 x - 5 y 9 x + 7 y = 13 = 22$	4
236	Solve system $x + \frac{1}{10} y 10 x + 10 y = \frac{29}{2} = 5510$	4
237	Solve system $2 x + 5 y 5 x + y = 2 = 6$	4
238	Solve system $3 x + 4 y - 4 x + 3 y = - \frac{17}{2} = - \frac{7}{2}$	4
239	Solve system $3 x + 3 y 3 x + 3 y = 6 = 6$	4
240	Solve system $3 x - 4 y 2 x - 8 y = 20 = - 16$	4
241	Solve system $3 x - 4 y 2 x - 8 y = 20 = - 16$	4
242	Solve system $7 x + 5 y 3 x + 6 y = 6 = 7$	4
243	Solve system $6 x + 5 y 7 x - 3 y = 0 = - 53$	4
244	Solve system $x + y 2 x + \frac{1}{2} y = 120 = 150$	4
245	Solve system $- x - 2 y - 2 y = 6 = 6$	4
246	Solve system $40 x - 30 y - 30 x + 84 y = 0 = 500$	4
247	Solve system $8 x - y 17 x - 2 y = 50 = - 500$	4
248	Solve system $3 y 5 x = 12 = 4$	4
249	Solve system $- x - 2 y x + 2 y = 6 = 6$	4
250	Solve system $\frac{7}{10000} x + \frac{1}{1250} y \frac{9}{1000} x + \frac{47}{50000} y = \frac{9}{200} = \frac{7}{20}$	4