How do you solve 5x + 1 = 21 ? Algebra Linear Equations Two-Step Equations and Properties of Equality 1 Answer Gav Mar 11, 2018 x=4 Explanation: Shift 1 to the right 5x=21-1 5x=20 Divide both sides by 5 (5x)/5=20/5 x=4 Answer link Related questions How do you solve two step equations? How do you check solutions to two step equations? What is an example of a two step equation with no solution? How do I check to see if the solution is 1 for the equation 2x+1=3? Is there more than one way to solve a 2 step equation? How do you solve -m+3=3? How do you solve -5y-9=74? How do you solve 5q - 7 = \frac{2}{3}? How do you solve 0.1y + 11 =0? How do you solve \frac{5q-7}{12} = \frac{2}{3}? See all questions in Two-Step Equations and Properties of Equality Impact of this question 6567 views around the world You can reuse this answer Creative Commons License