Mathematics

# What is the value of x when 2x + 3 = 3x – 4 ? A. –7 B. -1/5 C. 1 E. 7

$2x + 3 = 3x - 4\\ 3x-2x=3+4\\ x=7$
$2x+3=3x-4\ \ \ \ /-3\\2x+3-3=3x-4-3\\2x=3x-7\ \ \ \ /-3x\\2x-3x=3x-3x-7\\-x=-7\ \ \ \ /:(-1)\\x=7\\\\Answer:E$