On a number line, which of the following sums is to the left of the first number in the sum? Select all that apply. A –9 + 1
B - 1/6 + 4/3
C 7/2 + (-3/4)
D 15+ (–8)
E–2 + 6

Mr. bernard needs to order more boxes for his 16 inch diameter “super pizza.” use 3.14 to approximate π.

△cde maps to △stu with the transformations (x, y) arrowright (x − 2, y − 2) arrowright (3x, 3y) arrowright (x, −y). if cd = a + 1, de = 2a − 1, st = 2b + 3 and tu = b + 6, find the values of a and b. the value of a is and the value of b is .

43lbs of tomatos cost $387. how much would 41lbs cost