Which expression shows the sum of the polynomials with like terms grouped together 10x2y+2xy2-4x2-4x2y

What is the simplified expression for 6(2(y+x))

In what form is the following linear equation written y=9x+2

Galen sold tickets of his church’s carnival for a total of $2,820. children’s tickets cost $3 each and adult tickets cost $5 each. the number of children’s tickets sold was 30 more than 3 times the number of adult tickets slod. how many children’s ticket and how many adult tickets did he sell?