Respuesta :
Answer:
2r+24
Step-by-step explanation:
The number is R · R is added to 12 : R + 12. Double the result: 2 (R + 12). = 2 R + 24. So the answer is ultimatley 2r+24.
Answer: 2R+24
Step-by-step explanation:
(R+12)*2= ==> multiplication comes before addition, so in order to indicate that addition occurs before multiplication, there should be parentheses around
2(R+12)=
2R+2*12=2R+24
