Solve:
$| 7 x - 6 | = 9$
A) $\left\{ \frac { 15 } { 7 } \right\}$
B) $\left\{ - \frac { 3 } { 7 } , \frac { 15 } { 7 } \right\}$
C) $\left\{ \frac { 3 } { 7 } , \frac { 15 } { 7 } \right\}$
D) $\left\{ - \frac { 15 } { 7 } , \frac { 15 } { 7 } \right\}$

Question

Solve: 
$| 7 x - 6 | = 9$
A) $\left\{ \frac { 15 } { 7 } \right\}$
B) $\left\{ - \frac { 3 } { 7 } , \frac { 15 } { 7 } \right\}$
C) $\left\{ \frac { 3 } { 7 } , \frac { 15 } { 7 } \right\}$
D) $\left\{ - \frac { 15 } { 7 } , \frac { 15 } { 7 } \right\}$

Quizplus · Accepted Answer

The equation $| 7x - 6 | = 9$ leads to two scenarios: $7x - 6 = 9$ and $7x - 6 = -9$. Solving these gives $x = \frac{15}{7}$ and $x = -\frac{3}{7}$, respectively.

Solve ∣7x−6∣=9| 7 x - 6 | = 9∣7x−6∣=9 A) {157}\left\{ \frac { 15 } { 7 } \right\}{715​}

Solve $| 7 x - 6 | = 9$ A) $\left\{ \frac { 15 } { 7 } \right\}$