Ellie wanted to know how much her mother spent on groceries weekly, so she saved each week's receipt for a whole year.
2 answers:
Answer:
Mean
Step-by-step explanation:
Mean is the average. You add up all the numbers you have and then divide that number by the number of numbers you have. That number is your average. (For example, 1+2+3=6, then 6 divided by 3! So, 2.
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Answer:
x = 5/6
Step-by-step explanation:
Cross multiply.
18(x - 2) = 3(-7)
Divide both sides by 3.
6(x - 2) = -7
Distribute the 6.
6x - 12 = -7
Add 12 to both sides.
6x = 5
Divide both sides by 6.
x = 5/6
Answer: x = 5/6
Answer:
geometric sequence
ratio
2
Answer:
z = 0
Step-by-step explanation:
3 (z + 7) = 21
3z + 21 = 21
3z = 0
z = 0
Nice, already in vertex form
EF and GH. those are the right answers
