For what value of X is ABC-DEF?

Answer:
12
Step-by-step explanation:
7x+10=94
-10 -10
7x=84
7x/7=84/7
x=12
4x-6=42
+6 +6
4x=48
4x/4=48/4
x=12
Answer:
A- 12
Step-by-step explanation:
7(12)+10
84 +10
94
4(12)-6
48-6
42