Question

solve the equation using trial and method 4z +3=31​

Answer 1

Answer:

4z=31-3

4z= 28

z=28/4

z =7

Step-by-step explanation:

rate my answer according to stars

Answer 2

▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬

✯$4z + 3 = 31$

$\mapsto \bf{4z + 3 = 31}$

$\: \: \mapsto \bf{4z + 3 - 31 = 0}$

$\: \: \: \mapsto \bf{4z - 28 = 0}$

$\: \: \: \mapsto \bf{4z = 28}$

$\: \: \: \mapsto \bf{z = \cancel \red {\frac{28}{4} } = 7}$

$\: \: \: \: \dashrightarrow \underline{\boxed{ \sf \pink{z = 7}}}$

▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬