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Formula
Expand the expression
Answer
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$x ^{ 2 } -3x- \{ 2x ^{ 2 } -6x- \left( 5x ^{ 2 } +4x-3 \right) +2 \}$
$4 x ^ { 2 } + 7 x - 5$
Organize polynomials
$x ^ { 2 } - 3 x - \left ( 2 x ^ { 2 } - 6 x \color{#FF6800}{ - } \left ( \color{#FF6800}{ 5 } \color{#FF6800}{ x } ^ { \color{#FF6800}{ 2 } } \color{#FF6800}{ + } \color{#FF6800}{ 4 } \color{#FF6800}{ x } \color{#FF6800}{ - } \color{#FF6800}{ 3 } \right ) + 2 \right )$
$ $ Change the symbol of each term in parentheses when there is a (-) symbol in front of parentheses $ $
$x ^ { 2 } - 3 x - \left ( 2 x ^ { 2 } - 6 x \color{#FF6800}{ - } \color{#FF6800}{ 5 } \color{#FF6800}{ x } ^ { \color{#FF6800}{ 2 } } \color{#FF6800}{ - } \color{#FF6800}{ 4 } \color{#FF6800}{ x } + \color{#FF6800}{ 3 } + 2 \right )$
$x ^ { 2 } - 3 x - \left ( \color{#FF6800}{ 2 } \color{#FF6800}{ x } ^ { \color{#FF6800}{ 2 } } \color{#FF6800}{ - } \color{#FF6800}{ 6 } \color{#FF6800}{ x } \color{#FF6800}{ - } \color{#FF6800}{ 5 } \color{#FF6800}{ x } ^ { \color{#FF6800}{ 2 } } \color{#FF6800}{ - } \color{#FF6800}{ 4 } \color{#FF6800}{ x } \color{#FF6800}{ + } \color{#FF6800}{ 3 } \color{#FF6800}{ + } \color{#FF6800}{ 2 } \right )$
$ $ Organize the similar terms $ $
$x ^ { 2 } - 3 x - \left ( \left ( \color{#FF6800}{ 2 } \color{#FF6800}{ - } \color{#FF6800}{ 5 } \right ) \color{#FF6800}{ x } ^ { \color{#FF6800}{ 2 } } \color{#FF6800}{ + } \left ( \color{#FF6800}{ - } \color{#FF6800}{ 6 } \color{#FF6800}{ - } \color{#FF6800}{ 4 } \right ) \color{#FF6800}{ x } \color{#FF6800}{ + } \left ( \color{#FF6800}{ 3 } \color{#FF6800}{ + } \color{#FF6800}{ 2 } \right ) \right )$
$x ^ { 2 } - 3 x - \left ( \left ( \color{#FF6800}{ 2 } \color{#FF6800}{ - } \color{#FF6800}{ 5 } \right ) \color{#FF6800}{ x } ^ { \color{#FF6800}{ 2 } } + \left ( - 6 - 4 \right ) x + \left ( 3 + 2 \right ) \right )$
$ $ Arrange the constant term $ $
$x ^ { 2 } - 3 x - \left ( \color{#FF6800}{ - } \color{#FF6800}{ 3 } \color{#FF6800}{ x } ^ { \color{#FF6800}{ 2 } } + \left ( - 6 - 4 \right ) x + \left ( 3 + 2 \right ) \right )$
$x ^ { 2 } - 3 x - \left ( - 3 x ^ { 2 } + \left ( \color{#FF6800}{ - } \color{#FF6800}{ 6 } \color{#FF6800}{ - } \color{#FF6800}{ 4 } \right ) \color{#FF6800}{ x } + \left ( 3 + 2 \right ) \right )$
$ $ Arrange the constant term $ $
$x ^ { 2 } - 3 x - \left ( - 3 x ^ { 2 } \color{#FF6800}{ - } \color{#FF6800}{ 10 } \color{#FF6800}{ x } + \left ( 3 + 2 \right ) \right )$
$x ^ { 2 } - 3 x - \left ( - 3 x ^ { 2 } - 10 x + \left ( \color{#FF6800}{ 3 } \color{#FF6800}{ + } \color{#FF6800}{ 2 } \right ) \right )$
$ $ Arrange the constant term $ $
$x ^ { 2 } - 3 x - \left ( - 3 x ^ { 2 } - 10 x + \color{#FF6800}{ 5 } \right )$
$x ^ { 2 } - 3 x \color{#FF6800}{ - } \left ( \color{#FF6800}{ - } \color{#FF6800}{ 3 } \color{#FF6800}{ x } ^ { \color{#FF6800}{ 2 } } \color{#FF6800}{ - } \color{#FF6800}{ 10 } \color{#FF6800}{ x } \color{#FF6800}{ + } \color{#FF6800}{ 5 } \right )$
$ $ Change the symbol of each term in parentheses when there is a (-) symbol in front of parentheses $ $
$x ^ { 2 } - 3 x + \color{#FF6800}{ 3 } \color{#FF6800}{ x } ^ { \color{#FF6800}{ 2 } } + \color{#FF6800}{ 10 } \color{#FF6800}{ x } \color{#FF6800}{ - } \color{#FF6800}{ 5 }$
$\color{#FF6800}{ x } ^ { \color{#FF6800}{ 2 } } \color{#FF6800}{ - } \color{#FF6800}{ 3 } \color{#FF6800}{ x } \color{#FF6800}{ + } \color{#FF6800}{ 3 } \color{#FF6800}{ x } ^ { \color{#FF6800}{ 2 } } \color{#FF6800}{ + } \color{#FF6800}{ 10 } \color{#FF6800}{ x } \color{#FF6800}{ - } \color{#FF6800}{ 5 }$
$ $ Organize the similar terms $ $
$\left ( \color{#FF6800}{ 1 } \color{#FF6800}{ + } \color{#FF6800}{ 3 } \right ) \color{#FF6800}{ x } ^ { \color{#FF6800}{ 2 } } \color{#FF6800}{ + } \left ( \color{#FF6800}{ - } \color{#FF6800}{ 3 } \color{#FF6800}{ + } \color{#FF6800}{ 10 } \right ) \color{#FF6800}{ x } \color{#FF6800}{ - } \color{#FF6800}{ 5 }$
$\left ( \color{#FF6800}{ 1 } \color{#FF6800}{ + } \color{#FF6800}{ 3 } \right ) \color{#FF6800}{ x } ^ { \color{#FF6800}{ 2 } } + \left ( - 3 + 10 \right ) x - 5$
$ $ Arrange the constant term $ $
$\color{#FF6800}{ 4 } \color{#FF6800}{ x } ^ { \color{#FF6800}{ 2 } } + \left ( - 3 + 10 \right ) x - 5$
$4 x ^ { 2 } + \left ( \color{#FF6800}{ - } \color{#FF6800}{ 3 } \color{#FF6800}{ + } \color{#FF6800}{ 10 } \right ) \color{#FF6800}{ x } - 5$
$ $ Arrange the constant term $ $
$4 x ^ { 2 } + \color{#FF6800}{ 7 } \color{#FF6800}{ x } - 5$
Solution search results
search-thumbnail-If the sum of two consecutive 
numbers is $45$ and one number is $X$ 
.This statement in the form of 
equation $1s:$ 
$\left(1$ Point) $\right)$ 
$○5x+1$ $1eft\left(x+1$ $r1gnt\right)=45s$ 
$○sx+1ef\left(x+2$ $r1gnt\right)=145s$ 
$sx+1x=45s$
7th-9th grade
Algebra
search-thumbnail-$s|ef\left(-1n$ $\left($ }\right)^{50}\ $\right)$ \ | | is\ equal\ to\ $S$ 
$s1S$ 
$S-1S$ 
$s2S$ 
$s50s$
7th-9th grade
Other
search-thumbnail-Given the set of ordered pairs $\left(\left(-7.0\right),\left(-6,5\right),\left(-5,-3\right),\left(-1,2\right)$ $\left(1,6\right),\left(2,-2\right)$ $\left(5,3\right)\left(7,-8\right)\right)$ 
Find f(7)fAleft(7\right) 
O a 
O b -8 
6. 
$5$
7th-9th grade
Algebra
search-thumbnail-$\left(3x^{3}-2x^{2}+4x-8\right)-$ $-\left(5x^{3}+12x^{2}-3x-4\right)$ $=$
10th-13th grade
Algebra
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