4a + 7 =

please help me

Me. i can't figure out this question. give an explanation too. .

Hell . what are the solutions to `10x^2 - 38x - 8 = 0`? is this when i find the factors and use the numbers within the factors to determine the zeros? i hope that made sense lol

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.