Q. Is d=43 a solution to this equation?d129=3Choices:(A) yes(B) no
Check Substitution: We have the equation d129=3. We need to check if substituting d=43 satisfies the equation.Substitute 43 for d in d129=3.Equation after substitution: 43129=3
Substitute and Simplify: Simplify 129/43 to see if it equals 3. 129 divided by 43 equals 3. Calculation: 129/43=3
Verify Solution: We found that 43129 equals 3, which is the same as the right side of the equation.Since both sides of the equation are equal, d=43 is indeed a solution to the equation d129=3.