Solve the system of two linear equations. −3x−4y=−23 3x−5y=5 (1 point) Responses (5, 2) left parenthesis 5 comma 2 right parenthesis (−5,−2) left parenthesis negative 5 comma negative 2 right parenthesis (−5, 2) left parenthesis negative 5 comma 2 right parenthesis (5,−2)
9 answers
(5, 2)
How many solutions does the system of equations have? 8x−6y=48 8x+6y=48 (1 point)
The system of equations has infinitely many solutions because the two equations are equivalent.
Solve the system of two equations using elimination with multiplication. 4x−6y=−48 −2x+4y=30 (1 point) Responses (−33,−9) left parenthesis negative 33 comma negative 9 right parenthesis (−3, 6) left parenthesis negative 3 comma 6 right parenthesis (3, 9) left parenthesis 3 comma 9 right parenthesis (−21,−6)
(-3, 6)
Solve the system of equations. 3x−4y=40 5x−5y=55 (1 point) Responses (14, 3) left parenthesis 14 comma 3 right parenthesis (8,−3) left parenthesis 8 comma negative 3 right parenthesis (18, 7) left parenthesis 18 comma 7 right parenthesis (4,−7)
(14, 3)
How many solutions does the system have? 12x−15y=18 4x−5y=6 (1 point) Responses one solution one solution infinitely many solutions infinitely many solutions no solution no solution two solutions two solutions
The system of equations has one solution.