Answer:
x=8 ???
Step-by-step explanation:
??? not 100% sure but im pretty sure ;w;
I’m pretty sure its correct :)
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Answer:
Question 1 look below Question 2 5*10^4 Question 3 50,000
Step-by-step explanation:
using the rule of dividing exponets 9-4=5 and 2-(-3)=5
Answer:
dvd cost $12 each
book cost $1 each
Step-by-step explanation:
3d + 4b = 40
d + 6b = 18
substitution method:
d = 18-6b
3(18-6b) + 4b = 40
54 - 18b + 4b = 40
-14b = -14
b = $1
d + 6 = 18
d = $12