20 + 5 + 2 + 3 + 1 minus 1 =30
Answer:
$1.25 per hot dog
Step-by-step explanation:
3y = 2x + 6
x + y = 7
y = 7 - x
3(7 - x) = 2x + 6
21 - 3x = 2x + 6
21 - 6 = 2x + 3x
15 = 5x
15/5 = x
3 = x
x + y = 7
3 + y = 7
y = 7 - 3
y = 4
Solution is (3,4)
Answer: Deserts cover one-third, of the Earth's total landmass.
Step-by-step explanation:
Answer: cool!
Step-by-step explanation: ;)
