Is (1,1) a solution of the system?

12 girls and 28 boys volunteer to plants trees at a school. The principal divides the girls and boys into identical groups that have girls and boys in each group. What is the greatest number of groups the principal can make?

What fractions are equivalent to - 15/20.

Mary are 1/8 of a cake. peter ate 1/4 of the cake. Did peter eat more then Mary

Solve x2 + 4x - 4 = 8 for x. A) = - 12 or x = 2 B) x = - 11 or x = 1 C) x = - 2 or x = 12 D) x = - 1 or x = 11

Tim is a first grader and reads 33 words per minute. assuming he maintains the same rate, use the double number line to find how many words he can read in 5 minutes.

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