Evaluate. -3/7 +7/8

Giver answer in fraction notation.

The numerator is_.
The denominator is_.

Hint: the numerator isn't 25; I need this ASAP. Thank you☺️

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

X= 3y - 6 2x - 4y = 8 solve the system of equations using substitution. a) (-12,-2) b) (15,7) c) (21,9) d) (24,10)

Line ab contains points a(4, 5) and b(9.7). what is the slope of ab?