Answer:
4
Step-by-step explanation:
Substitute:
Cross out the common factor:
Calculate the product or quotient:
Calculate the product or quotient:
Calculate the sum or difference:
Cross out the common factor:
Answer:
Answer:
c
Step-by-step explanation:
the opposite of division is multiplication
X=6 and y=-9. Not sure if y is correct since I kind of rushed but I hope this helps!
Answer:
27 weeks.
Step-by-step explanation:
You need to calculate the minimun common multiple between the three times.
1 week = 1^1 week
9 weeks = 3^2 weeks
27 weeks = 3^3 weeks
You take the 1 and the 3 with the biggest exponent and multiply. In this case is 1^1*3^3 = 27. So, in 27 weeks the pkanets will all be in alignment.
Answer:
Yes that a good answer...