Answer:
3
Step-by-step explanation:
7x - 7 = 14
+7. +7
7x = 21
x =3
x = 3
7x-7+7=14+7(Add 7 to both sides)
7x=21 (Simplify)
7x/7=21/7(divide both sides by 7)
x = 3 (simplify)
Hope this helps:)
