Respuesta :
Answer:
15
Step-by-step explanation:
5a-10b=45, b=3
- 5a-10*3=45
- 5a= 45+30
- 5a= 75
- a= 75/5
- a=15
Answer:
the value of a=15
Step-by-step explanation:
5a-10b=45
5a-10(3)=45
5a-30=45
+30 +30
5a/5 = 75/5
a=15
Answer:
15
Step-by-step explanation:
5a-10b=45, b=3
Answer:
the value of a=15
Step-by-step explanation:
5a-10b=45
5a-10(3)=45
5a-30=45
+30 +30
5a/5 = 75/5
a=15