If -5 is added to a number and the sum is doubled, the result is 9 less than the number

Which is a reasonable estimate of the amount of water in a small, inflatable pool used by children?

Ivan began dividing g2  – 6 by g + 1, noting that . he started by placing g in the quotient, as shown below.what is g2  – 6 divided by g + 1? g –  1 –  g + 1  – g  –  7 + g  –  5  + 

Richard save $32 in march he saved $48 in april and $38 in may then richard spent $113 on a keyboard how much money does richard have left