Math Problem Statement
Multiply. StartFraction x minus 5 Over 5 x plus 10 EndFraction times StartFraction 4 x plus 8 Over 4 x minus 20 EndFraction Question content area bottom Part 1 Select the correct choice below and fill in the answer box(es) to complete your choice. (Simplify your answer. Use integers or fractions for any numbers in the expression. Use a comma to separate answers as needed.) A. StartFraction x minus 5 Over 5 x plus 10 EndFraction times StartFraction 4 x plus 8 Over 4 x minus 20 EndFraction equals enter your response here, x not equals enter your response here B. StartFraction x minus 5 Over 5 x plus 10 EndFraction times StartFraction 4 x plus 8 Over 4 x minus 20 EndFraction equals enter your response here, no numbers must be excluded.
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Rational Expressions
Factoring
Formulas
Factoring: a(b + c) = ab + ac
Multiplication of rational expressions: (a/b) * (c/d) = (ac) / (bd)
Theorems
Simplification of Rational Expressions
Domain restrictions in Rational Expressions
Suitable Grade Level
Grades 8-10
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