3x + 4 - 5 (x + 2) is an equation ; -6 = 2x
Given,
3x + 4 - 5 (x + 2)
We have to find this is whether an expression, equation or inequality.
First we have to solve this:
3x + 4 - 5 (x + 2)
3x + 4 - 5x - 10
- 2x - 6
-6 = 2x
Here, we can identify this is an equation.
What is an equation?
The definition of an equation in algebra is a mathematical statement that demonstrates the equality of two mathematical expressions. For instance, the equation 3x + 5 = 14 consists of the two equations 3x + 5 and 14, which are separated by the 'equal' sign.
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