Back to Perform rational expression operations — Problem 2 · Task Set 21

HSA.APR.D.7 Tutor Intake — Rational Expression Arithmetic

This short check helps your tutor understand where to start with rational expression arithmetic. Answer each question on your own without help. If you are unsure, give your best try. (Note: This is an advanced topic marked (+).)

Grade 10·5 problems·~12 min·Common Core Math - HS Algebra·standard·hsa-apr-d-7

Work through problems with immediate feedback

Procedures

Add the rational expressions:
$\dfrac{2}{x - 3} + \dfrac{5}{x + 1}$ .

The result has the form $\dfrac{Ax + B}{(x-3)(x+1)}$ .
Enter the value of $A$ (the coefficient of $x$ in the numerator).