brookeilynn brookeilynn

15-12-2020
Mathematics

contestada

Solve the system of equations using ANY method.
y = 4x - 9
y = 2x + 5

Respuesta :

johnnycaan098 johnnycaan098

15-12-2020

y inter y = 4x - 9. X inter y =4x - 9

y = 4[0] -9. y = 4x - 9

y= -9. 9 ÷ 4 = 4x ÷ 4

x = 2 ¼

y inter y =2x + 5. X inter y =2x + 5

y =2x + 5. y=2x + 5

y =2[0] +5. -5 ÷2 =2x ÷2

y=>5. X= 2½

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