116k views
2 votes
Which could be the first step in solving this equation?

5x + 4x - 72
A)
Combine like terms.
B)
Add 9x to both sides of the equation
0)
Subtract 72 from both sides of the equation
D)
Subtract 5x from both sides of the equation

2 Answers

5 votes
Hi :)

The answer is A

Because 5x and 4x have the same variable, we can add them together

Hope this helps :)
User Josh Smith
by
5.2k points
4 votes
A combine like terms
User Andrea Gottardo
by
5.0k points