Easy, the answer is 1,588 million barrels of oil produced in country B... just add 1372 to 216...
Replace all x's with the value of x.
f(x) = -2x becomes f(3) = -2(3)
f(3) = -2(3)
f(3) = -6
So, -6 is the answer.
Answer:
x = 11
Step-by-step explanation:
9x + 1 + 100 = 180
9x + 101 = 180
9x = 99
x = 11