math

2 2
(3r +7r+1)+(4r -8r-2)

1 answer

Simplifying the expression by combining like terms:

2(3r) + 2(7r) + 2(1) + 4r - 8r - 2

6r + 14r + 2 + 4r - 8r - 2

(6r + 14r + 4r) + (2 - 2)

24r + 0

Simplified expression: 24r