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Marie90009999
a= -4 hope this helps!!!
DᴀʀᴋPᴀʀᴀᴅᴏx

[tex]▪▪▪▪▪▪▪▪▪▪▪▪▪  {\huge\mathfrak{Answer}}▪▪▪▪▪▪▪▪▪▪▪▪▪▪[/tex]

Let's solve for a :

  • [tex]a - 15 = 4a - 3[/tex]

  • [tex]4a - a = - 15 + 3[/tex]

  • [tex]3a = - 12[/tex]

  • [tex]a = - 12 \div 3[/tex]

  • [tex]a = - 4[/tex]

value of a = -4

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