X = unknown number
10x - 16 = 2x
Subtract 10x from both sides to isolate the variable on the right side of the equation.
-16 = -8x
Divide both sides by -8 to get x alone.
2 = x
We need to see the graph in order to answer
Answer: 49
Step-by-step explanation:
a=1 ,b=14, c=?
b^2-4ac =0
(14)^2-4(1)(c)=0
196-4c=0
196=4c
c=49
Check:
(x)^2+2(x)(7)+(7)^2
x^2+14x+49
(x+7)^2
Answer:
14(2)+2/6+2
28+2/6+2
30/8=3.75
so 4?
Step-by-step explanation:
1. 10 boxes
2. about 20
3. 6x100 + (6x9)x10 + 6x8