Question

State which of the following are equations (with a variable). give reasons for your answer. Also mention which variable is used from the equations with a variable

$9y+6=12$

Answer 1

An equation is a mathematical statement containing an equal sign which shows that two expressions are equal.

As, $9y+6=12$ has $=$sign, so it is a statement of equality.

Hence it is an equation with variable$y$.