Question

What is the expression in simplest form ?

(3x - 2) - (4x + 1)
a. x-3
b. -x - 3
c. -x + 1
d. x + 1

Answer 1

b. -x - 3

Explanation:

(3x -2) -(4x +1) . . . given

3x -2 -4x -1 . . . . . . distribute the minus sign; eliminate parentheses

(3x -4x) + (-2 -1) . . . group like terms

-x -3 . . . . . . . . . . . . simplify