Solve for x
x=19.9475
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4x=86-6.21
Subtract 6.21 from both sides.
4x=79.79
Subtract 6.21 from 86 to get 79.79.
x=\frac{79.79}{4}
Divide both sides by 4.
x=\frac{7979}{400}
Expand \frac{79.79}{4} by multiplying both numerator and the denominator by 100.
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Matrix
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Limits
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