What is expand 3x-8y-2z+7x+3y+x^2 ?

The solution to expand 3x-8y-2z+7x+3y+x^2 is x^2+10x-5y-2z

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expand 3x-8y-2z+7x+3y+x^2

expand

3 x - 8 y - 2 z + 7 x + 3 y + x^{2}

x^{2} + 10 x - 5 y - 2 z

Solution steps

3 x - 8 y - 2 z + 7 x + 3 y + x^{2}

Group like terms

= x^{2} + 3 x + 7 x - 8 y + 3 y - 2 z

Add similar elements:

3 x + 7 x = 10 x

= x^{2} + 10 x - 8 y + 3 y - 2 z

Add similar elements:

- 8 y + 3 y = - 5 y

= x^{2} + 10 x - 5 y - 2 z

a + b (a - b)

π (\frac{e ^{2}}{2} - \frac{1}{2 e ^{2}})

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

2.25 - y^{2} (1.5 - y)

\frac{e ^{0} + sin ( 0 ) - 1}{ln ( 1 + 0 )}

What is expand 3x-8y-2z+7x+3y+x^2 ?
The solution to expand 3x-8y-2z+7x+3y+x^2 is x^2+10x-5y-2z