solve y x 4 3y 5x 6 by substitution

The solution is x = -9 and y = -2. Solve 43x + 31y = 241 (i) 31x + 43y = 277 (ii) By adding (i) and (ii), we get 74x + 74y = 518 x + y = 7 (iii) By subtracting (ii) from (i) 12x - ..

Solve the Systems of linear equations by Method of Substitution: 2x - 9y = 0 (i) x - 18y = 27 (ii..

Solve the system by substitution: 4 x - 2 y = 6 - 10 x + 5 y = - 15 => (2, 0) or (2, 3) or Infinite solutions or No solution..

Solve the linear system by using the substitution method and find the number of solutions. 4 x + y = -6 5 x - 6 y = -22 => Exactly one solution or No solution or Infinitely many solutions or None of ..

Solve the system using Cramer's rule x - y + 6 = - z y + 1 = -z x + 1 = z => (- 2, 2, - 2) or (- 3, 1, - 2) or (- 4, - 1, - 3) or (1, 3, - 4)..

Function Solved Examples - The arrow diagram represents a relation from set A to set B. (i) Represent the relation in roster form. (ii) Is this relation a function? Give reason for your answer. (i) {(1, 2), (2, 4), (5, 2), (3, 10), (4, 10)} (ii) Yes..

Solve the system by substitution: 3 x - y = 3, -6 x + 2 y = -6 => No solution or Infinitely many solutions or (2, 3) or (1, 0)..

Solve the system by substitution. 4 x + y = 5 - 16 x - 4 y = - 20 => (20.3, -76.2) or no solution or infinite solutions or (1, 1)..

Solve the linear system by using the substitution method and find the number of solutions. 3 x + y = -10 6 x - 5 y = -55 => Infinitely many solutions or Exactly one solution or No solution or None of the above..

Solve the system by substitution: 2 x + 2 y = 4; 3 x = - 3 y + 9 => Infinite solutions or No solution or (2, 0) or (1, 1)..