Web22 okt. 2024 · Question. The pair of equations x +2y + 5 = 0 and – 3x – 6y + 1 = 0 have. (a) a unique solution. (b) exactly two solutions. (c) infinitely many solutions. (d) no solution. Answer. Question. The value of c for which the pair of equation cx – y = 2 and 6x – 2y = 3 will have infinitely many solutions is. WebDraw the graph of following pair of linear equations and check whether they are consistent or not. If consistent, find solution. 1. x + y = 4,3x + 3y = 12 2. x + y = 6,x - y = 2 3. 2x + 4y = 10,3x + 6y = 12 4. 2x ...
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Web2x+4y=10,x+3y=7 . To solve a pair of equations using substitution, ... Substitute 2 for y in x+3y=7. Because the resulting equation contains only one variable, you can solve for x directly. x+6=7 . Multiply 3 times 2. x=1 . Subtract 6 … Web26 apr. 2024 · One equation of a pair of dependent linear equations is -5x + 7y = 2. The second equation can be (A) 10x +14y + 4 = 0 (B) -10x – 14y + 4 = 0 (C) -10x + 14y + 4 = 0 (D) 10x – 14y = -4 Solution: (D) Given equation of line is -5x + 7y – 2 = 0 Compare with a 1 x + b 1 y + C 1 = 0, we get a 1 = -5, b 1 = 7, c 1 = -2 art in paradise pattaya ราคา
NCERT Solutions for Class 10 Subject-wise
Web2x+y=4,x+3y=7 To solve a pair of equations using substitution, first solve one of the equations for one of the variables. Then substitute the result for that variable in the other … WebIf the pair of linear equation ax+2y=7 and 2x+3y=8 has unique solution then a = ......... . A 43 B 4−3 C 34 D − 34 Medium Solution Verified by Toppr Correct option is C) Condition … Web18 okt. 2024 · 2. Graphically, the pair of equations 7x – y = 5; 21x – 3y = 10 represents two lines which are (a) intersecting at one point (b) parallel (c) intersecting at two points (d) coincident Answer 3. The pair of equations 3x – 5y = 7 and – 6x + 10y = 7 have (a) a unique solution (b) infinitely many solutions (c) no solution (d) two solutions Answer 4. art in paradise bangkok