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Factor the polynomial $21x^2+15x$ by it's greatest common factor (GCF): $3x$
Learn how to solve simplification of algebraic fractions problems step by step online.
$\frac{3x\left(7x+5\right)}{-3x}$
Learn how to solve simplification of algebraic fractions problems step by step online. Simplify the expression (21x^2+15x)/(-3x). Factor the polynomial 21x^2+15x by it's greatest common factor (GCF): 3x. Simplify the fraction . Take \frac{3}{-3} out of the fraction.