Mathematics
Mathematics, 04.11.2019 00:31, bnnn

Solve by substitution: -x-5y=16 and x+5y=-16

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Mathematics, 25.06.2019 17:00, kikiwaka1
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Mathematics, 22.07.2019 13:00, austintules2005
1. solve the system using substitution (1 point) x + y = 8 y = 3x (a). (4, 12) (b). (2, 6) (c). (1/2, 3/2) (d). (-4, -12) 2. solve the system using substitution (1 point) 2x + 2y = 38 y = x + 3 (a). (8, 11) (b). (4, 7) (c). (35/4, 47/4) (d). (-4, -7) 3. solve the system using substitution (1 point) y = 8 - x 7 = 2 - y (a). (5, 13) (b). (13, -5) (c). (3, 5) (d). (21, -13) 4. solve the system using substitution (1 point) 3x + 2y = 23 1/2x - 4 = y (a). (9, -2) (b). (27/4, -5/8) (c). (31/4, -1/8) (d). (3/2, -13/4) 5. solve the system using substitution (1 point) y - 2x = 3 3x - 2y = 5 (a). (-1/2, 2) (b). (2, 7) (c). (-8, -13) (d). (-11, -19) unit 7 lesson 2, solving systems using substitution. if you completed this algebra lesson yet give me the rest of the : )
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Mathematics, 19.08.2019 12:00, jerrygentry3411
Solve by substitution: 3x-2y=14 y=5x solve by substitution x-2y=-2 y=2x+4 solve by elimination x+2y=-7 x-5y=7 worth 10 points! aka show work: )
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Mathematics, 10.10.2019 18:00, amazinga
Solve the system of equations using substitution. show work so i can understand how to solve the problem. i have the answers i just can not figure out how to do the substitution. 2x=10-y 3x-y=5
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