Q. Is f=5 a solution to this equation?−10=−2fChoices:(A)yes(B)no
Identify Equation: We have the equation:−10=−2fIdentify the equation after substituting f=5.Substitute 5 for f in −10=−2f.Equation: −10=−2(5)
Substitute f=5: Simplify −2(5).−2(5)=−10
Simplify Substitution: We found: −10=−10Is f=5 a solution to the equation −10=−2f?For f=5, the equation becomes −10=−10, which is true.So, f=5 is a solution to the equation −10=−2f.