10 Questions Algebra: Simplify Rational Expressions Simplify and rewrite rational expressions using laws of exponents and cancelling common factors. Based on Common Core standard and on TEKS standards, grade 11 Math_by_Kahoot, 01/16/2018 answers Play Which expression is equivalent to xª/xᵇ? xª⁺ᵇ xª⁻ᵇ xª⁄ᵇ Which expression is in simplest form? (7x + 28)/7 x(x + 2)/(2x) −2(x − 3)/8 (3x + 4)/5 A rectangle has an area of 4x³ + 2x and a width of 2x. What is the length? 2x² + 1 2x² + 2x 4x³ + 1 4x³ and 7 more awesome questions! Check them out by clicking “Play”.