7794303 7794303

16-04-2020
Mathematics

contestada

Use substitution to solve the system of equations.

y = 4.5x + 7.5
y = –3.5x – 4.5

Respuesta :

16-04-2020

Answer: 1x=3

Step-by-step explanation: y=4.5x+7.5=y=-3.5x-4.5

x=3

Answer Link

jeremysaleh24 jeremysaleh24

16-04-2020

Answer:

[tex](-\frac{3}{2},\frac{3}{4})[/tex]

Step-by-step explanation:

4.5x+7.5= -3.5x-4.5

x= -[tex]\frac{3}{2}[/tex]

y=3.5 ×[tex](-\frac{3}{2}) -4.5[/tex]

y=[tex]\frac{3}{4}[/tex]

Answer Link

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