Question

Question 28

Fill in the blanks to make the statement true.

If 2x + 3 = 5, then the value of 3x + 2 is ............

Answer 1

Solving the given equation for x,
2x + 3 = 5
$\Rightarrow 2x=5-3\Rightarrow \frac{2x}{2}=\frac{2}{2}\Rightarrow x=1$
Put the value of x in (3x + 2), we get 3(1) + 2 = 3 + 2 = 5.