Not a main source would be call of duty black ops 3
Answer: 4
Explanation:
Assuming the formula was meant to be:
7x + 3 = 3x + 20
X will be:
7x + 3 = 3x + 20
7x - 3x = 20 - 3
4x = 17
x = 17/4
x = 4.25
x = 4
TASMANIA AND THE NORTHERN WEST REGIONS OF AUSTRALIA IS BEST
Honestly none of them. It should be 5.098 x 10^6