Answer:
a=0
Explanation:
5=5+2a
5-5=2a (Inverse operation of addition)
0=2a
0/2=2a/2
0=a
David Livingstone was a Scottish missionary, explorer, and anti-slavery advocate. He embarked upon several missions into Africa, venturing farther into the interior than previous European explorers. While trying to find the source of the Nile River, he became ill in what is now northern Zambia. After his death in 1873, Livingstone’s heart was removed and buried in the African soi
The correct answer is <span>C. Ships had to take wind and currents into account.
That is because sometimes going in a curvy line on sea is much faster than going in a straight line because of water currents and winds. Ships were definitely able to go for a while out in the ocean and navigators knew where they were going, they just believed that it was a different place but they knew how to go westwards.</span>
