Respuesta :
couldnt you just use the distributive property where you multiply 3 to A and multiply 3 to B which would equal 3a+3b
Distributive law
Given the variables A, B and C, according to the distributive law;
A(B+C) = AB + AC
This shows that A is distributed over B and C
Given the expression
- 3(a+b)
W can use the distributive property by distributing 3 oveer a and b as show:
3(a+b) = 3(a) + 3(b)
3(a+b) = 3a + 3b Proved
Learn more on distributive law here: https://brainly.com/question/25224410