Solve.
-$\sqrt { 8 x - 7 } = \sqrt { x + 11 }$
A) $\frac { 9 } { 4 }$
B) $\frac { 4 } { 7 }$
C) $\frac { 18 } { 7 }$
D) $\frac { 4 } { 9 }$

Name: Solve. -$\sqrt { 8 x - 7 } = \sqrt { x + 11 }$ A) $\frac { 9 } { 4 }$ B) $\frac { 4 } { 7 }$ C) $\frac { 18 } { 7 }$ D) $\frac { 4 } { 9 }$
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Question

Quizplus · Accepted Answer

Squaring both sides of the equation gives $8x-7=x+11$, which can be solved to get $x=\frac{18}{7}$.

Solve - 8x−7=x+11\sqrt { 8 x - 7 } = \sqrt { x + 11 }8x−7​=x+11​

Solve
- $\sqrt { 8 x - 7 } = \sqrt { x + 11 }$