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5\times 8=\frac{1}{16}x\times 5,5
Variable x cannot be equal to 0 since division by zero is not defined. Multiply both sides of the equation by x.
40=\frac{1}{16}x\times 5,5
Multiply 5 and 8 to get 40.
40=\frac{1}{16}x\times \frac{11}{2}
Convert decimal number 5,5 to fraction \frac{55}{10}. Reduce the fraction \frac{55}{10} to lowest terms by extracting and canceling out 5.
40=\frac{1\times 11}{16\times 2}x
Multiply \frac{1}{16} times \frac{11}{2} by multiplying numerator times numerator and denominator times denominator.
40=\frac{11}{32}x
Do the multiplications in the fraction \frac{1\times 11}{16\times 2}.
\frac{11}{32}x=40
Swap sides so that all variable terms are on the left hand side.
x=40\times \frac{32}{11}
Multiply both sides by \frac{32}{11}, the reciprocal of \frac{11}{32}.
x=\frac{40\times 32}{11}
Express 40\times \frac{32}{11} as a single fraction.
x=\frac{1280}{11}
Multiply 40 and 32 to get 1280.