Solve for x
x = \frac{47}{5} = 9\frac{2}{5} = 9.4
Graph
Share
Copied to clipboard
1760-80x=72\times 14
Use the distributive property to multiply 80 by 22-x.
1760-80x=1008
Multiply 72 and 14 to get 1008.
-80x=1008-1760
Subtract 1760 from both sides.
-80x=-752
Subtract 1760 from 1008 to get -752.
x=\frac{-752}{-80}
Divide both sides by -80.
x=\frac{47}{5}
Reduce the fraction \frac{-752}{-80} to lowest terms by extracting and canceling out -16.
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}