20a + 158 + 6c = 20 (6) +15(4) + 6(8)
?
?
+
?
2
+
?

a=7/2-3/10
Step-by-step explanation:
20a +158+6c= 120+60+48
20a +158+6c=228
20a =228-158-6c
20a =70-6c
a= 7/2 - 3/10
Answer:
120 + 60 + 48 would be the correct answer !
Step-by-step explanation: