Question

Find whether the given number is a solution to the corresponding equation.

Answer 1

Step 1

Given;

Step 2

Substitute the value given as x and check if the solution when simplified equals 7

$\begin{gathered} 3x+5=7 \\ x=\frac{2}{3} \\ 3(\frac{2}{3})+5=7 \\ \mathrm{Apply\:rule}:\quad \left(a\right)=a \\ =2+5 \\ =7 \end{gathered}$

Answer;