tiffanycolorado55 tiffanycolorado55

14-01-2021
Mathematics

contestada

Solve the system of liner equations using substitution
{y=-x+3
3y+5x=-1

Solve the system of liner equations using substitution yx3 3y5x1 class=

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asmaNasr asmaNasr

14-01-2021

Answer:

[tex]y = - x + 3 \\ 3y + 5x = - 1[/tex]

Step-by-step explanation:

[tex]3( - x + 3) + 5x = - 1 \\ - 3x + 9 + 5x = - 1 \\ 2x = - 10 \\ x = - 5 \\ y = - x + 3 \\ y = 5 + 3 = 8 \\ y = 8[/tex]

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