Answer:
4x^2 - 1 = 0
Step-by-step explanation:
x = 1/2, x = -1/2
2x = 1, 2x = - 1
2x - 1 = 0, 2x + 1 = 0
( 2x - 1 )( 2x + 1 ) = 0
4x^2 - 1 = 0
Answer: x = 1/4
Step-by-step explanation:
-9x + 6 = -x + 4
+x +x
-8x + 6 = 4
-6 -6
-8x = -2
divide by -8 on both sides
x = 2/8
simplify
<em><u>x = 1/4</u></em>
B!!!!!!!!!!!!!!!!!!!!!!!!!!!
About 1/3 between 27 and 28