Find the coefficient of x in the expansion of (x+7). Using the triangle.

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.

Write two subtraction equations that are equivalent to 5 + 12 = 17.

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2