Find the largest number that divides 15 and 27 without leaving reminder​

Phillip had some bricks. he stacked them in 6 equal piles. which expression shows the number of bricks phillip put in each pile? let the variable m stand for the unknown number of bricks. m + 6 m÷6    m−6    6m

Simplify this expression. 8x 16(x + y)

Which numbers have the same absolute value? choose all that apply. asap will mark at brainliest