High School

What does \( 10x + 37 \) equal if \( x \) equals 2.5?

A) 62.5
B) 42.5
C) 25
D) 97.5

Answer :

Final answer:

The solution to the equation 10x + 37, when x equals 2.5, is 62.5, which corresponds to option A). This was determined by substituting 2.5 for x in the original equation, performing the multiplication, and finally the addition.

Explanation:

To find the value of 10x + 37 when x equals 2.5, we simply substitute x with 2.5 in the expression: 10(2.5) + 37. Multiplying 10 by 2.5 gives us 25, and adding 37 to that gives us 62. Therefore, the expression 10x + 37 equals 62 when x equals 2.5.

To solve the problem, we first need to replace the x in the equation with the given value of 2.5. So, the equation becomes 10*2.5 + 37. We can perform the multiplication first according to the order of operations (BIDMAS/BODMAS), which leads us to 25 + 37. Adding these numbers together gives us a final answer of 62.5. Therefore, if x equals 2.5, 10x + 37 equals 62.5. So, the correct answer is A) 62.5.

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