Evaluate
9-5y
Expand
9-5y
Share
Copied to clipboard
3y-4\left(2x-3x-\left(-2y\right)-3\right)-4x-3
To find the opposite of 3x-2y, find the opposite of each term.
3y-4\left(2x-3x+2y-3\right)-4x-3
The opposite of -2y is 2y.
3y-4\left(-x+2y-3\right)-4x-3
Combine 2x and -3x to get -x.
3y+4x-8y+12-4x-3
Use the distributive property to multiply -4 by -x+2y-3.
-5y+4x+12-4x-3
Combine 3y and -8y to get -5y.
-5y+12-3
Combine 4x and -4x to get 0.
-5y+9
Subtract 3 from 12 to get 9.
3y-4\left(2x-3x-\left(-2y\right)-3\right)-4x-3
To find the opposite of 3x-2y, find the opposite of each term.
3y-4\left(2x-3x+2y-3\right)-4x-3
The opposite of -2y is 2y.
3y-4\left(-x+2y-3\right)-4x-3
Combine 2x and -3x to get -x.
3y+4x-8y+12-4x-3
Use the distributive property to multiply -4 by -x+2y-3.
-5y+4x+12-4x-3
Combine 3y and -8y to get -5y.
-5y+12-3
Combine 4x and -4x to get 0.
-5y+9
Subtract 3 from 12 to get 9.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometry
4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
Arithmetic
699 * 533
Matrix
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}