Find the fifth term in the geometric sequence, given the first term and the common ratio. a1=5 and r=-3
a5=?

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?

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

How many grams the dog will eat in 3 days?