Answer:
x1 = 2 -
x2= 2 +
Step-by-step explanation:
x/4 + 6 = 7 + 1/4x
(x^2 - 1)/4x = 1
x^2 - 1 = 4x
x^2 - 4x -1 = 0
x= (4+)/2 = 2 -
x= 2 +
Answer: 51
119=68+x => x=51
9 packs
108/12
Which equals to 9
b is an ipotenuse, so b > a and 2a+b>3a
168
7*-4=-28
-28*-6=168