Which congruence theorem can be used to prove triangle ABC is congruent to triangle DEC

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

Find the solution set of this inequality. enter your answer in interval notation using grouping symbols. |8x-4| ≤ 12

Ten times the square of a non-zero number is eqaul to ninety times the number