Answer:
(x-7)(2x^2-1)
Step-by-step explanation:
use a math calculator
1/2, 4/8, etc. Because they all equal to one half. <span />
Answer:
How to reflect a triangle around the line y=x
Step-by-step explanation:
<span>-10=xy+z
-10 - z = xy Divide both sides by y
(-10 -z) / y = x
x = -(z+10)/y
</span>
Answer:
-20x / (x-12) = y
Step-by-step explanation:
3/x - 5/y = 1/4
Multiply each side by 4xy to clear the fractions
4xy ( 3/x - 5/y = 1/4)
Distribute
12y - 20x = xy
Subtract 12y from each side
-20x = xy -12y
Factor out y
-20x = y(x-12)
Divide each side by (x-12)
-20x / (x-12) = y