Introductory Algebra for College Students (7th Edition)

4m+3 =23;6 To check whether 6 is the solution of the given expression, Substitute 6 for m 4*6+3 =23 (multiply 4*6) 24+3 = 23(add 24+3) 27$\ne$ 23 The statement is false, because the values on both sides of the equation are different. Therefore, the number 6 is not the solution of the equation.