Answer:
d
Step-by-step explanation:
Answer:
Step-by-step explanation:
7x - 1 + 6x - 1 = 180
13x - 2 = 180
13x = 182
x = 14
7(14) - 1 = 98 - 1= 97
6(14) - 1 = 84 - 1 = 83
The answer is B . because when u add them u will get 14400000 which is 1.44*10^7sq kilometers. did this help you?