Ximpledu

Linear Equation (One Variable)

See how to solve a linear equation/inequality (one variable).
7 examples and their solutions.

Linear Equation (One Variable)

Example

x + 2 = 3
x + 2 = 3 means
□ + 2 = 3.
So solving an equation is
finding the number that can be filled in □.
Solution

Example

x - 1 = 8
Solution

Example

7x = 35
Solution

Example

-x4 = 9
Solution

Example

5x + 8 = 2x - 13
Solution

Linear Inequality (One Variable)

Example

7x + 5 ≥ 19
Solution

Example

2 - 3x < 8
Solution