Question

i'm confused with Solving rational-number equations can someone explain to me it i'm in math class right now but my teacher is not here and there's a sub in the class right now

Answer 1

While adding and subtracting rational expressions is a royal pain, solving rational equations is much simpler. (Note that I don't say that it's "simple", just that it's "simpler".) This is because, as soon as you go from a rational expression (with no "equals" sign in it) to a rational equation (with an "equals" sign in the middle), you get a whole different set of tools to work with. In particular, you can multiply through on both sides of the equation to get rid of the denominators.

Answer 2

Solve the following equation: