Which expression is equivalent to 30r – 10? -10(3x + 1)
10(3x – 1)
10(3x + 1)
-10(3x - 1)

Marcus built a model car that is 4 inches wide. what scale was used to build the car if the actual width of the car is 6 feet? a. 1 in. = 2 ftb. 1 in. = 2.5 ftc. 1 in. = 1.5 ftd. 1 ft = 1.5 in.

Gail is making costumes for a school play. each rabbit costume needs one and one half yards of white fur fabric, a yard of blue striped fabric, and a quarter of a yard of pink felt for the ears. g? ail needs to make eight rabbit man yards will she need, for the white fur fabric, blue striped fabric, and pink felt?

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?