Error Analysis Your friend incorrectly says that point A and point B represent opposite integers. What is the opposite of the integer represented by point A? By point B? What is your friend's error?

The sum of two numbers is 86, and their difference is 20. find the two numbers

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?

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.