Question

solve 5x+20=27 by trial and error method​

Answer 1

$\huge\mathfrak{Answer}$

$= > 5x + 20 = 27$

$= > 5x = 27 - 20 = 7$

$= > x = \frac{7}{5}$

Answer 2

5X+20=27

5x=27-20

5x=7

5/7=x     solution