X=2 because when you multiply 8 x 2=16 - 4=12
8(2)-4=12
Answer:
6x^2
Step-by-step explanation:
The expression defines the given series for seven terms, i don't understand the question but i do know the sum which you should know to
15 + 19 + 23 = 57
Sorry
Answer:
what's the question i need more info