Respuesta :

mariamikayla
[tex][(a+3)*8+26]:5=18 \\\\ (a+3)*8+26=18*5 \\\\ (a+3)*8+26=90 \\\\ (a+3)*8=90-26 \\\\ (a+3)*8= 64 \\\\ a+3=64:8 \\\\ a+3=8 \\\\ a=8-3 \\\\ \boxed{a=5}[/tex]
apologiabiology
so [(a+3)8+26]/5=18
multiply out
[8a+24+26]/5=18
add
(8a+50)/5=18
bultiply both sides by 5
8a+50=90
subtract 50 from both sides
8a=40
divide both sides by 8
a=5

Otras preguntas