heavenfranklin24
heavenfranklin24 heavenfranklin24
  • 03-06-2021
  • Mathematics
contestada

Which equation is an identity?
a.i (x+i)=xi - 1
b. i(x-2i) = xi - 2
c. (4x-7)(4x+1)= 15
d. (3x + (3x +21) = 7x +91 ​

Respuesta :

erbarek
erbarek erbarek
  • 03-06-2021

Answer:

D

Step-by-step explanation:

A and B are not, and C doesnt work so D

Answer Link

Otras preguntas

complete the sentence A.27 more B. 27 less C. 50 more D. 50 less
The bombers of the Alfred P. Murrah Federal Building in Oklahoma City were
Please help! It's a final!!
evaluate 9/m+4 when m equals 3
Which of the following best describes the experiences of freedmen after the civil war?
Construct a binomial whose greatest common factor is 2x^3
Dayton, Inc. manufactured 15,000 units of product last month and identified the following costs associated with the manufacturing activity: Variable costs: Dire
An experiment originally begins with OA) a theory OB) a question Oc) a procedure OD) a conclusion Help please
The movement of molecules from high concentration to low concentration is called
What two factors determine the risk person takes by investing in property?