Respuesta :
Answer:
x = 30
Step-by-step explanation:
-2x + 10 +4x=70
-10 -10
-2x + 4x = 60
2x = 60
/2 /2
x = 30
Answer:
x=30
Step-by-step explanation:
combine like terms to get
2x+10=70
then subtract 10 from both sides
2x=60
then divide both side by 2
x=30