Solve for x
x=1
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0.6x-7+6.4x=0
Add 6.4x to both sides.
7x-7=0
Combine 0.6x and 6.4x to get 7x.
7x=7
Add 7 to both sides. Anything plus zero gives itself.
x=\frac{7}{7}
Divide both sides by 7.
x=1
Divide 7 by 7 to get 1.
Examples
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Matrix
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Simultaneous equation
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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