Is (5, -1) a solution to the inequality 2x - 3y < 15? Yes or No

Agroup of three friends order a combo meal which includes two slices of pizza and a drink each drink is priced at $2.50 the combined total of $31.50 how much is the cost of a slice of pizza

Ne height of zak is 1.86 metres. the height of fred is 1.6 metres. write the height of zak as a fraction of the height of fred. give your answer in its simplest form.

What is the squate root of r^64 needa r^4 b r^8 c r^16 d r^32