Question

Fill in the blanks:

(viii) If $3x+4=19$, then the value of $x$ is ______.

Answer 1

Given, Equation is $3x+4=19$

$$\begin{gathered} \Rightarrow 3x=19-4 \\ \Rightarrow 3x=15 \\ \Rightarrow x=\raisebox{1ex}{$15$}\!\left/ \!\raisebox{-1ex}{$3$}\right. \\ \Rightarrow x=5 \end{gathered}$$

Solution of the equation is $5$.