Question

Why is the first step when solving 2x-15-4x=3 to combine like terms
GPT 3.5
Combining like terms in an algebraic expression simplifies the equation and makes it easier to solve. By combining like terms, you can reduce the number of variables and constants in the equation, which allows you to focus on isolating the variable. In the given equation 2x-15-4x=3, combining like terms would result in -2x-15=3, which can then be further simplified and solved to find the value of x.