What is the simplified form of 4x plus 2 over x plus 5 minus the fraction 3x plus 1 over x plus 5?

The suare root of 9x plus 7 plus the square rot of 2x equall to 7

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

Alina fully simplifies this polynomial and then writes it in standard form. xy2 – 2x2y + 3y3 – 6x2y + 4xy2 if alina wrote the last term as 3y3, which must be the first term of her polynomial in standard form? xy2 5xy2 –8x2y –2x2y