Respuesta :
Answer:
3
Step-by-step explanation:
2a+6=12
Step 1: Subtract 6 from both sides.
2a+6=12
-6 -6
2a=6
Step 2: Divide both sides by 2.
2a/2=6/2
a=3
Answer:
3
Step-by-step explanation:
2a+6=12
Step 1: Subtract 6 from both sides.
2a+6=12
-6 -6
2a=6
Step 2: Divide both sides by 2.
2a/2=6/2
a=3