University:
Missouri State University
Course:
MTH 103 | Intermediate Algebra
Academic year:

2020
Views:

210

Pages:

2
Author:

helyettitycx1

Infinite Algebra Solving Systems of Equations by Elimination Name Date Period Solve each system by elimination. 1) - 4x - 2y = - 12 4x + 8y = - 24 4x - 2(- 16) = - 12 -2| x + 12 = - 12 4x = - 24 2) 4x + 8y = 20 - 4x + 2 = - 30 1.3y = - 10 4x + 7(- 1) 30 -1| x - 2 = - 30 1y = - 28 3) x - y = 11 2x + y = 19 t ip - x :0 4) - 6x + 5y = 1 6x + 4y = - 10 q_{1} = - c_{1} 6x - 4 = - 10 (101) -2(* t) - 9y <= - 7xi 1 6) 8x + y = - 16 - 3x + y = - 5 ) 3v - 1 = 5 11y = - 11 z(- 1) + y = - 16 2y = 16 1-8 ( - (- y) (13) 7) - 6x + 6y = 6 \langle- 6x + 3y = - 12\rangle 6x - 3x = 12 y / t_{p} 1py - 3(12) = - 12 18--12 - 6x = - 30 (5, 6) ) 10x - 7y = - 18 - 10x - 2y = - 18 - 9v = - 36 5 * 4 = 9 1,4) ( 11) (- 3x + 7y = - 16) ^ - 3 - 9x + 5y = 16 9x - 21y = 49 -164-64 - 3x + 7(- 4) = - 16 - 3x - 28 = - 16 - 3x = 12 (- 4, - 4) 8) 6x + 2y = 24 )^ -1 7(w) + 2y = 24 12+24=24 2-1--18 (6, - 9) 10) - 4x + 9y = 9 (x - 3y = - 6) ^ 3 3x + 0y = - 18 9 - 3y = - 6 - 3x_{1} = - 15 (9,5) - 2x + 3y = - 19 21x - 3x = 57 19x = 28 - 7(2) + y = - 19 - |u| + y = - 19 (2, - 5) 13) 16x - 10y = 10 i(- 8x - 6y = 6) -lex-12-12 8x - 6(- 1) = 6 - 8x + 4p = Lp 15) - 4x - 15y = - 17 L(- x + 5y = - 13) 44-704-52 -354-35 (xi, - 1) - x + 5(- 1) <= - (3) - x - 5/2 = - 12 17) \langle- 7x - 8y = 9\rangle - 3.8x - 32y = 36x - (- 4x + 9y = - 22) (2.8x - 63y = 154)/(- 95y = 190) 4x4(2)-22 4x4 \langle1 + 2\rangle 19) (4x - 2y = 14) ^ - 5 6 - 10x + 7y = - 25xi ^ 2 20y + 10y = - 10 - 20x + 14y = - 50 \mathcal{Z}(l_{1}) = - 110 --2-5)= 0xw = 1 ^ n 21) (5x + 4y = - 14) ^ (3/3) (3x + 5y = 6) - 1 15x-12-42 bx-24-12 3(-b) vee b ^ n * (- b) = kn langle - (c, u) 23) - 14 = - 20y - 7x 10y + 4 = 2x (u - 10v_{2} + 2v_{1}) * 2 14 = - 25n - 7x - z = 20y - 4x - 22 = - 17x 104*4=2(2) layo \mathfrak{d} = 0 17 Noi 14) 8x + 14y = 4 2(- 6x - 7y = - 10) -12x-144-20-16(4)-74--10 -24-7y=-10 1-2 42) ( 16) (- 7y = 14) ^ - 5 ) - 4x - 14y = 28 4x + 23y = - 5fx 214--28 2 (012) - x - 7(- 2) = |4| - x + 14 = 14 -X0 YD 18) (5x + 4y = - 30) ^ 9 (3x - 9y = - 18) ^ 4 453-270 124-36-32 57x4 x = - b_{p} 3(- 6) - 9y = - 18 12 - 9y = - 12 -9400 ロ 20) (3x - 2y = 2) ^ - 5 (5x - 5y = 10) ^ 1- 15X ID4-10 10x - 10x - 205 -5-10 (-2,-4) 1/2 * (- 1) - 2m = 2m 22) (2x + 8y = 6) ^ 5 zeta - 5x - 20y = - 15 )^ 2 - 10y - 45y = - 36 00 Infinite Solins 24) 3 + 2x - y = 0 - 3 - 7y = 10x 10x - 5y = - 15 - 79x - 7y = 5 -1242-12 gamma_{f} = 1 (2x - 5) = - 2 )^ 2 3 + 2x - 1 = 0