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Maths Puzzle
Numerical Ability
the product of 8 and a number x raised to the fourth power what is the answer?
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book Other Question
the direction says to "solve each equation.check your answer.if appropiate, write identity or no solution."
2 (4 - 2r) = -2(r +5)
*could you please show the steps also*
How do you change .78 repeating and .66 repeating into a fraction?