Which one of the following equations represents the statement 'Three times the sum of two numbers equals thirteen'?ResponsesA 3𝑥+𝑦=133 x plus y is equal to 13B 3(𝑎+𝑏)=133 times open paren A plus b close paren is equal to 13C 𝑝+𝑞=−3×13p plus q is equal to negative 3 times 13D 𝑚+𝑛3=13the fraction with numerator m plus n and denominator 3 is equal to 13E
Question
Which one of the following equations represents the statement 'Three times the sum of two numbers equals thirteen'?ResponsesA 3𝑥+𝑦=133 x plus y is equal to 13B 3(𝑎+𝑏)=133 times open paren A plus b close paren is equal to 13C 𝑝+𝑞=−3×13p plus q is equal to negative 3 times 13D 𝑚+𝑛3=13the fraction with numerator m plus n and denominator 3 is equal to 13E
Solution
The equation that represents the statement 'Three times the sum of two numbers equals thirteen' is B. 3(a+b)=13. This equation shows that the sum of two numbers (a+b) is multiplied by three to equal thirteen, which is exactly what the statement is saying.
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