+0

# help

+1
103
1
+5

$$Given that a(a+2b) = \frac{104}3, b(b+2c) = \frac{7}{9}, and c(c+2a) = -7, find |a+b+c|.$$

Jul 21, 2018

#1
0

There are many solutions. One of them is:

a = 4, b = 7/3, c = -1, so:

a + b + c = 4 + 7/3 + (-1) = 16/3 =5 1/3

Jul 22, 2018