Plz help its a test question plz help
ill give brainliest if correct

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters .

How to solve a simultaneous equation involved with fractions?

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 ?