Solve the equation by expressing each side as a power of the same base and then equating exponents.
-$$2 ( 3 x - 7 ) = 4$$
A) $\{ 3 \}$
B) $\left\{ \frac { 1 } { 2 } \right\}$
C) $\{ 1 \}$
D) $\{ - 3 \}$

Question

Quizplus · Accepted Answer

First, simplify the equation: $2(3x - 7) = 4$. Divide both sides by 2 to get $3x - 7 = 2$. Then, add 7 to both sides to get $3x = 9$. Finally, divide by 3 to solve for $x$, yielding $x = 3$.

Solve the Equation by Expressing Each Side as a Power 2(3x−7)=42 ( 3 x - 7 ) = 42(3x−7)=4

Solve the Equation by Expressing Each Side as a Power $2 ( 3 x - 7 ) = 4$