115*20=2300.
50*5=250
First mechanic 20 hours
Second mechanic 5 hours
A rational expression is a ratio of two polynomials. To add or subtract two rational expressions with the same denominator, we simply add or subtract the numerators and write the result over the common denominator. When the denominators are not the same, we must manipulate them so that they become the same.
You would have to solve for x the plug in the answer for c into the next equation to find your answer
Combine like terms
-2x-4=-2x-4
Since the equations are the same, the answer is infinitely many solutions.
Just turn 5/6ths into x/32nds. For example I could turn 1/2 into 2/4. And 2/4 into 4/8.
