MCQ
The value of x in $\frac{3}{4}\text{x} = 7 - \text{x}$ is:
- ✓$4$
- B$3$
- C$\frac{7}{3}$
- D$7$
✓
Answer
Correct option: A.
$4$
$\frac{3}{4}\text{x} = 7 - \text{x} \Rightarrow\frac{3}{4}\text{ x + x = 7}$
$\Rightarrow\frac{3}{4}\text{ x = 7 } \Rightarrow\text{x = 4}$
$\Rightarrow\frac{3}{4}\text{ x = 7 } \Rightarrow\text{x = 4}$
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