The land bridge (Bering strait) and the crossing from Canada
Answer:
a=3
Step-by-step explanation:
5=4a-7
add 7 on both sides
5+7=4a(-7+7)
12=4a
Now divide 4 on both sides
a= 3
PLEASE GIVE BRAINLISET
Answer:
Step-by-step explanation:
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because the bases are all the same.. just add the exponents
or
X is each friend
3x + 28 > 200
3x > 172
x > $57.33