Answer:
6.7
Step-by-step explanation:
Here, we can apply cosine law, 
We the plug in values: 
and solve that CB is around 6.7
Answer:
Step-by-step explanation:
let x be the number
2(x+8)=-4x+4
2x+16=-4x+4
6x=-12
x=-2
Answer:
<h2>8 or -8</h2>
Step-by-step explanation:
The absolute value of number a:
|a| = a for a ≥ 0
|a| = -a for a < 0
|a| = 8 ⇔ a = 8 or a = -8
Answer:
C
Step-by-step explanation:
The 4 is the base price. Paying 5g or $5 per game is the add on
You can only draw one line containing three collinear points. Indeed, for any two distinct points, there's only one line that passes through both points.
<span>Of course, there are countless different ways to write the equation of such a line, but if you graph them (or algebraically manipulate the equations), they all turn out to be the same line.</span>
