△abc is mapped to △a'b'c' using each of the following rules. which rule would result in △abc being not congruent to △a'b'c' ? question 10 options: (x, y) →(2x, 2y) (x, y) →(y, −x) (x, y) →(−x, −y) (x, y) →(x+4, y−2)

What is the factored form of the following expressions? d^2 – 13d + 36

John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11

Aclassroom is made up of 11 boys and 14 girls. the teacher has four main classroom responsibilities that she wants to hand out to four different students (one for each of the four students). if the teacher chooses 4 of the students at random, then what is the probability that the four students chosen to complete the responsibilities will be all boys?