Simplify (4x - 6) + (3x + 6). (1 point)
7x
7x - 12
7x + 12

Which shows the correct lengths of side c in both scales? scale 1: 45 m; scale 2: 60 m scale 1: 60 m; scale 2: 45 m scale 1: 36 m; scale 2: 27 m scale 1: 27 m; scale 2: 36 m mark this and return save and exit

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

Car a and car b were in a race .the driver of car b claimed that his car was twice as fast as car a