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Linear Equations in One Variable — MATHS STD 8 — Question

Gujarat BoardEnglish MediumSTD 8MATHSLinear Equations in One Variable1 Mark
MCQ
Tick $(\checkmark)$ the correct answer: If $3\text{m}=5\text{m}-\frac{8}{5},$ then, $\text{m} = ?$
  • A
    $\frac{2}{5}$
  • B
    $\frac{3}{5}$
  • ✓
    $\frac{4}{5}$
  • D
    $\frac{1}{5}$
✓

Answer

Correct option: C.
$\frac{4}{5}$
$3\text{m}=5\text{m}-\frac{8}{5}$
$\Rightarrow3\text{m} = 25\text{m} - \frac{8}{5}$
$\Rightarrow15\text{m} = 25\text{m} - 8$
$15\text{m} - 25\text{m} =-8$
$\Rightarrow -10\text{m} = -8$
$\Rightarrow\text{m} = \frac{-8}{-10}= \frac{4}{5}$

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