In the system - 12c+3d=6 and - 3c + 6d=-9, which expression could you use for substitution

A soccer ball was kicked in the air and follows the path h (x) = -2x (squared) + 1x+6, where x is the time in seconds and h is the height of the soccer ball. At what time will the soccer ball hit the ground?

The French mathematician Pierre de Fermat (1601-1665) considered the sequence 5, 17, 257, 65537,

Prove that for all n ≥ 4 the inequality 2n < n! holds.

What is the probability of flipping a coin 3 times and getting 3 heads? 1/4 1/8 1/2 3/4

Have yall ever just fell off one of ur closest bsf cuz of quarantine

Evelyn planes to go to the fair with three of her friends. she needs to earn at least $60 yo attend the fair. if Evelyn earns $7.

Which letters have line symmetry? Choose all answers that are correct. H. R. A. F.

Which of the following is a solution for x - 23 > 13

What number is 83% of 69?

Madeline is working on a 500 piece puzzle she completed 0.65 of it what percent has she completed