You visited us 1 times! Enjoying our articles? Unlock Full Access!

Solving Equations with Linear Expressions on One Side and Numbers on the Other Side

Solve the fol...

Question

Solve the following equations :
$21 - x = 7$

Open in App

Solution

$21 - x = 7$
$\Rightarrow 21 = x + 7$
$\Rightarrow 21 - 7 = x \Rightarrow x = 14$

Suggest Corrections

Similar questions

21 - 3 (x - 7) = x + 20

21 + \sqrt{2 x - 7} = x

log 2, log 3

log 7

21^{x} = 2^{2 x + 1} . 5^{x}

\frac{3}{x} + \frac{7}{y} = 14

\frac{2}{x} + \frac{7}{y} = 21

3 x^{2} - 7 + 3 \sqrt{3 x^{2} - 16 x + 21} = 16 x

Join BYJU'S Learning Program