How do you simplify #\frac { 3- - 1} { 4- - 2}#?

Question

1563 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2018-06-18T12:55:24

See a solution process below:

Remember: "minus a minus is a plus" allows us to rewrite the expression as:

#(3 color(red)(-) color(red)(-)1)/(4 color(red)(-) color(red)(-)2) => (3 + 1)/(4 + 2) => 4/6 => 2/3#

Answer 2 · 2018-06-18T12:56:46

#2/3#

#(3--1)/(4--2)#

#rArr (3+1)/(4+2)#

#rArr 4/6#

#rArr 2/3#