Mathematics

Question

Find the value of 7-2x when x=-3

2 Answer

  • Substitute in the -3
    7-2(-3)
    According to PEMDAS (parentheses, exponents, multiply, divide, add, subtract ) you must multiply, and then subtract.
    7- (-6)
    7 + 6= 13
    Answer is 13
  • This is the answer: 7-2x when X=3 is 13.
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