Daphne is painting her room. she knows that three of her bedroom walls are a total of 305 square feet. the fourth wall in her room measures 8 feet wide and 10 feet tall. how much total area will daphne need to paint?

answer: 20

step-by-step explanation: subtract the minimum date value from the maximum data value to find the date range. in this casem the date range is 42 - 22 = 20

hope this ! : ) ~zane

arrange the equations with like terms in columns.

analyze the coefficients of x or y.

add the equations and solve for the remaining variable.

substitute the value into either equation and solve.

check the solution.

step-by-step explanation: