If 8x- 4 = 6x- 10, find the value of 5x,
-
A.
-35 -
B.
-15 -
C.
-3 -
D.
3 -
E.
7
Correct Answer: Option B
Explanation
8x – 4 = 6x – 10
8x – 6x = -10 + 4
2x = -6
x = -3
(therefore) 5x = 5(-3)
= -15
If 8x- 4 = 6x- 10, find the value of 5x,
8x – 4 = 6x – 10
8x – 6x = -10 + 4
2x = -6
x = -3
(therefore) 5x = 5(-3)
= -15