Question

Which expression is equivalent to (3 b + 2 r) + (4 b + r)?

A.) 7 b + 2 r
B.) 7 b + 3 r
C.) 12 b + 2 r
D.) 12 b + 3 r

Answer 1

B) 7b+3r
3b+4b=7b 2r+r=3r
7b+3r