Solve using the addition principle. Graph and write set-builder notation for the answer. -$$x + \frac { 2 } { 21 } \frac { 8 } { 21 }$$ A) $\left\{ x \mid x \frac { 2 } { 7 } \right\}$ B) $\left\{ x \mid x - \frac { 2 } { 7 } \right\}$ D) $\left\{ x \mid x \frac { 2 } { 7 } \right\}$

Question

Solve using the addition principle. Graph and write set-builder notation for the answer.
-$$x + \frac { 2 } { 21 } > \frac { 8 } { 21 }$$

A) $\left\{ x \mid x > \frac { 2 } { 7 } \right\}$ 
B) $\left\{ x \mid x < \frac { 3 } { 7 } \right\}$ 
C) $\left\{ x \mid x > - \frac { 2 } { 7 } \right\}$ 
D) $\left\{ x \mid x > \frac { 2 } { 7 } \right\}$

Quizplus · Accepted Answer

The Answer of Solve using the addition principle. Graph and write set-builder notation for the answer.
-$$x + \frac { 2 } { 21 } > \frac { 8 } { 21 }$$

A) $\left\{ x \mid x > \frac { 2 } { 7 } \right\}$ 
B) $\left\{ x \mid x < \frac { 3 } { 7 } \right\}$ 
C) $\left\{ x \mid x > - \frac { 2 } { 7 } \right\}$ 
D) $\left\{ x \mid x > \frac { 2 } { 7 } \right\}$

Solve Using the Addition Principle x+221>821x + \frac { 2 } { 21 } > \frac { 8 } { 21 }x+212​>218​

Solve Using the Addition Principle $x + \frac { 2 } { 21 } > \frac { 8 } { 21 }$