Ask Question
Today, 19:58

Each side of a square is increased 7 inches. when this happens, the area is multiplied by 4. how many inches in the side of the original square?

+3
Answers (1)
  1. Today, 21:22
    0
    Hello,

    Assume x the side of the square.

    (x+7) ²=4x²

    ==> ((x+7) - 2x) ((x+7) + 2x) = 0

    ==> (-x+7) (3x+7) = 0

    ==> x=7 or x=-7/3 (to exclude since side must be positive)

    Proof:

    (7+7) ²=196

    4*49=196
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “Each side of a square is increased 7 inches. when this happens, the area is multiplied by 4. how many inches in the side of the original ...” in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers