Which of the equations has a solution of 7.
y - 41 = 48
m + 6= 1
z - 2 = 5
n + 50 = 30

Liesl grew 7/12 of a foot in one year. her little sister grew 1/3 of a foot during that same year. how much more did liesl grow than her little sister did

F(x) = 1/x g(x)=x-4 can you evaluate (g*f)(0) ? why or why not?

Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle.he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field