Question

Which expression is equivalent to 2 (a + 3) when a = 3?
2 (3)
5 (3)
2 (3) + 3
2 (3) + 6

Answer 1

Answer:

$12</p><p> </p><p></p><p>2 (a + 3)2(a+3)</p><p></p><p>a=3a=3</p><p></p><p>2(3+3)2(3+3)</p><p></p><p>2(6)2(6)</p><p></p><p>=12=12</p><p></p><p>$

Answer 2

Answer:

2(3) + 6

Step-by-step explanation:

2(a+3)

2(3+3)

2(6)

=12

2(3) + 6 =

6+6

=12

L.H.S = R.H.S