Write an algebraic expression to model the unknown number situation.

the sum of five and a number

Complete each statement to explain how to model this situation.

Replace “a number” with .
Replace “sum” with .
Replace “five” with .
The correct algebraic expression is .

20 points for the answer. this is for real , don't put random ! a rectangle has a length of 4 centimeters and a width of 7 centimeters. what is the effect on the perimeter when the dimensions are multiplied by 5? the perimeter is increased by a factor of 5. the perimeter is increased by a factor of 20. the perimeter is increased by a factor of 25. the perimeter is increased by a factor of 100.