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-20
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-20
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-10y-20+10y
Use the distributive property to multiply 4-2y by -5.
-20
Combine -10y and 10y to get 0.
10\left(-y-\left(2-y\right)\right)
Factor out 10.
-20
Simplify.
Examples
Quadratic equation
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Matrix
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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