Solve for x
x<5
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4x-20<3\left(10-2x\right)
Use the distributive property to multiply 4 by x-5.
4x-20<30-6x
Use the distributive property to multiply 3 by 10-2x.
4x-20+6x<30
Add 6x to both sides.
10x-20<30
Combine 4x and 6x to get 10x.
10x<30+20
Add 20 to both sides.
10x<50
Add 30 and 20 to get 50.
x<\frac{50}{10}
Divide both sides by 10. Since 10 is positive, the inequality direction remains the same.
x<5
Divide 50 by 10 to get 5.
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}