Multiple choice

Find the value of x in the given expression. 445.21 + 145.71 = x – 215.44

  1. 375.48

  2. 480.44

  3. 706.36

  4. 806.36

  5. 945.31
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D Correct answer
Explanation

445.21 + 145.71 = 590.92. x - 215.44 = 590.92. x = 590.92 + 215.44 = 806.36.

AI explanation

Add the two numbers on the left side to get 445.21 + 145.71 = 590.92. Add 215.44 to both sides to isolate x, giving x = 590.92 + 215.44. The exact sum is 806.36.

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