Respuesta :
Answer:
5
Step-by-step explanation:
when 13 is subtracted from 5 we get 8
again when 8=2m
8/2=m
4=m
.
Step 1)
15 = 3-4a
15 =3+-4a
15 = -4a + 3
Step 2)
-4a + 3 = 15
Step 3)
-4a + - 3 = 15 - 3
-4a = 12
Step 4)
-4a/-4a = 12/-4
a = 3
Answer is a=3
15 = 3-4a
15 =3+-4a
15 = -4a + 3
Step 2)
-4a + 3 = 15
Step 3)
-4a + - 3 = 15 - 3
-4a = 12
Step 4)
-4a/-4a = 12/-4
a = 3
Answer is a=3