20 complete sentences * i'm marking brainliest too *
part a: solve the equation 7x + 3x − 18 = 6(x + 3), and show your work. (5 points)
part b: use this list of properties to justify each step of your math work. justifications may be used more than once if needed. (5 points)
distributive property
subtraction property of equality
combine like terms
multiplication property of equality
division property of equality
given
addition property of equality