What is expand m^2+7m-5m^2+m ?

The solution to expand m^2+7m-5m^2+m is -4m^2+8m

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expand m^2+7m-5m^2+m

expand

m^{2} + 7 m - 5 m^{2} + m

- 4 m^{2} + 8 m

Solution steps

m^{2} + 7 m - 5 m^{2} + m

Group like terms

= m^{2} - 5 m^{2} + 7 m + m

Add similar elements:

m^{2} - 5 m^{2} = - 4 m^{2}

= - 4 m^{2} + 7 m + m

Add similar elements:

7 m + m = 8 m

= - 4 m^{2} + 8 m

\frac{x ^{2} + 3 x + 10}{( x - 2 ) ( x + 3 )}

(x + \frac{1}{2}) (y + \frac{1}{2})

(n + 1 - n)^{2}

\frac{3}{( 3 x + 2 ) ^{5}} + e^{- \frac{x}{3}} - 2 x^{3} + cos (5 x)

(2 csc (x) - 1) (csc (x) + 1)