Mathematics

Problem

Solution of

|4x + 3| + |3x - 4| = 12

is : (A)

x = -\frac{7}{3}, \frac{3}{7}

(B)

x = -\frac{5}{2}, \frac{2}{5}

(C)

x = -\frac{11}{7}, \frac{13}{7}

(D)

x = -\frac{3}{7}, \frac{7}{5}