Simple Equation...

Frame the statement "Twice a number decreased by $$119$$ equals $$373$$" into an equation.

$$12, a, 6, 8, 2, 14$$
The average (arithmetic mean) of the numbers listed above is $$6$$. Calculate the value of $$a$$.

Frame the given statement into a mathematical expression: "Thrice of a number increased by $$150$$."

What is an equation?

If the average of $$3, 4$$, and $$x$$ is $$2$$, then find $$x$$.

Given that $$5x-2\left( 6+7x \right) =15$$, the value of $$x$$ is

If the mean of $$6, 8, 5, x $$ and $$4$$ is $$7$$, then the value of $$x$$ is ______.

Which of the following equations has $$x = 2$$ as a solution?

The average of $$11, 12, 13, 14$$ and x is $$13$$. The value of x is _____________.

Convert this statement in mathematical form.
Twice of remainder when 8 is subtracted from a number is 10.