the boiling point of a liquid is the temperature at which the liquid becomes a gas. the boiling point of mercury is about 41/200 of the boiling point of lead. write and solve an equation to find the boiling point of lead.​

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

The rectangle shown has a perimeter of 108 cm and the given area. its length is 6 more than five times its width. write and solve a system of equations to find the dimensions of the rectangle.

Combine like terms to make a simpler expression 3z+z