Select all expressions that are equivalent to 9(6k + 3r). A
15k + 12r

B
54k + 27r

C
6(3k + 0r)

D
3(18k + 9r)

Divide. write in simplest form 41/6 divided by 10

The perimeter of an equilateral triangle is 4 cm more than the perimeter of a square and the length of a side of the triangle is 8 cm more than the length of a side of the aware. find the length of a side of the equilateral triangle

Determine if the solution set for the system of equations shown is the empty set, contains one point or is infinite. x + y = 5 x + y = 7 {} 1 solution infinite