Question

Simplify, showing your steps. Tell the property you used in each step.
2(a + 4) + -8
i dont understand:(

Answer 1

distribute the two across the bracketed terms

Answer 2

how?

Answer 3

\[2\times(a + 4)=2\times a+2\times4\]

Answer 4

ohhh! okay i get that step now

Answer 5

that step was called distributing

Answer 6

can you finish form here?

Answer 7

2(a + 4) + -8

As UnkleRaukus has shown...you 'distribute' the 2 (multiply it by each term in the parenthesis)

2 * a = 2a
+
2 * 4 = 8

so we have

2a + 8 - 8 = ...?