Answer:
[tex]x=-1[/tex]
Step-by-step explanation:
Cross multiply.
10(4x + 1) = 15(2x)
Expand brackets.
40x + 10 = 30x
Add -30x and 10 on both sides.
40x - 30x = -10
10x = -10
Divide both sides by 10.
10/10x = -10/10
x = -1
