Question Calculate the value −27Alternative Form −321Alternative Form −3.5 Evaluate 1×84−1×4Cancel out the common factor 4 1×21−1×4Any expression multiplied by 1 remains the same 21−1×4Any expression multiplied by 1 remains the same 21−4Reduce fractions to a common denominator 21−24×2Write all numerators above the common denominator 21−4×2Multiply the numbers 21−8Subtract the numbers 2−7Solution −27Alternative Form −321Alternative Form −3.5 Show Solution
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