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.
Answer:
Step-by-step explanation:
It's 2.3 as the centre of a circle is twice the circumference learn the circle theorem
Answer at very bottom of picture above
if explanation need comment
The keyword is "sum" which tells you x, y, and z are being added. One half of the sum means that the sum of the three numbers is going to be divided by 2.
x + y + z
------------
2
You have to go over then up (x,y)