You lost minus when you were adding two equations.
-176= - 22x -12y
<span>144 = 6x +12y
</span>-32= - 16x
x=2
88=11x+6y,
88=11*2+6y
6y=66
y=11
Check:
88=11x+6y=11*2+6*11=88 True
144=6x+12y=6*2+12*11=12+132=144 True
The cost of daylilies is $2.
The cost of pot of ivy is $11.
Hi! Since it is asking for the total, you must add!
145+217=?
Hello there!
To do this, we will take the square root from each side
4^2 would be 4
16 would be 4
4 = 4
I hope I helped!
~ Fire
<u>Understanding:</u>
The sum of a geometric series is,
, with a being the start point and r is the common ratio. We can also use the following formula to make life easier
, a is your start point, r is the common ratio, and n is the number of terms, which in our case is S7.
<u>Solution:</u>
Our start point is 1,
,
The common ratio is 5,
,
And finally, the number of terms is 7,
.

The answer is [A] 19531.
Answer: 2 + 2 = 4
Step-by-step explanation: Let's say you have 2 cars, and you friend has 2 cars, for your birthday, your friend gives you his 2 cars, so now in total you have 4 cars, hope this helped! -Mason