Question

$$(35y3-7y2-9)-(-30y3+4y2-6y-8)SUBSTRACT$$

Answer

91*y-9-SUBSTRACT*(-88*y-8)

Solution


Simplify  \(35y\times 3\)  to  \(105y\).
\[105y-7y\times 2-9-(-30y\times 3+4y\times 2-6y-8)SUBSTRACT\]
Simplify  \(-30y\times 3\)  to  \(-90y\).
\[105y-7y\times 2-9-(-90y+4y\times 2-6y-8)SUBSTRACT\]
Simplify  \(4y\times 2\)  to  \(8y\).
\[105y-7y\times 2-9-(-90y+8y-6y-8)SUBSTRACT\]
Collect like terms.
\[105y-7y\times 2-9-((-90y+8y-6y)-8)SUBSTRACT\]
Simplify  \((-90y+8y-6y)-8\)  to  \(-88y-8\).
\[105y-7y\times 2-9-(-88y-8)SUBSTRACT\]
Simplify  \(7y\times 2\)  to  \(14y\).
\[105y-14y-9-(-88y-8)SUBSTRACT\]
Regroup terms.
\[105y-14y-9-SUBSTRACT(-88y-8)\]
Collect like terms.
\[(105y-14y)-9-SUBSTRACT(-88y-8)\]
Simplify.
\[91y-9-SUBSTRACT(-88y-8)\]