Think of any number.
Add $25$ and double your result
Add $40$ and divide by $2$
Take away the number you thought of
You answer is five less than half a century.

Give the step/steps that you will use to separate the variable and then solve the equation:

$b-3=5.5$

Give the step/steps that you will use to separate the variable and then solve the equation.

$b+4.5=8$

Give the step/steps that you will use to separate the variable and then solve the equation.

$p+3=2$