Respuesta :
Answer:
Step-by-step explanation:
[tex]1)\\20=5(-3+x)\ we\ distribue\\\\20=-15+5x\\\\5x=20+15\\\\5x=35\\\\x=7\\\\2)\\20=5(-3+x)\\\\5*4=5(-3+x)\ simplify\ by\ 5\\\\4=-3+x\\\\x=4+3\\\\x=7\\[/tex]
Answer:
x=7
Step-by-step explanation:
Divide both by 5, than divide 20 by the 5 and u get 4, swap sides so all the variables terms are on the left side and add 3 to both sides and finally add 4 and 3 to get 7