Respuesta :
Plug in a=7, and you have
2( 7 + 8 )
Here, we know that 7+8=15
So we have 2( 7 + 8 ) = 2( 15 )
2 times 15 equals 30
So 2( 7 + 8 ) = 2( 15 ) = 30
2( 7 + 8 )
Here, we know that 7+8=15
So we have 2( 7 + 8 ) = 2( 15 )
2 times 15 equals 30
So 2( 7 + 8 ) = 2( 15 ) = 30