Find the values of ‘a’ and ‘b’ for which the following system of linear equations has infinite number of solutions : 2x + 3y = 7, (a + b + 1) x +(a + 2b + 2) y = 4 (a + b) +1 Thanks !​

There were 816 people at a concert when a band started to play. after each song, only half the people stayed to hear the next song. how many people were left at the concert after x songs? write a function to represent this scenario.

Louis wants to carpet the rectangular floor of his basement the basement has an area of 864 square feet the width of the basement is 2/3 its length what is the length of lewis's basement

Write an inequality for this sentence the quotient of a number and -5 increased by 4 is at most 8