Given the sequence -1, 3, 7, 11..., find the 25th term in the sequence (a25). Use the formula an -d(n-1)+a,

2x+3y=12 x-y=6 solve the following system equations

Jacob signs up to work for 2 1/2 hours at the school carnival. if each work shift is 3/4 hour, how many shifts will jacob work? (i just want to double check : |, for anybody that responds! : )

Acircle has a circumference of 28.36 units what is the diameter of the circle