Respuesta :
91= A- 45
Flip the equation
A-45=91
Rearrange the equation and add 45 to both sides
A-45+45= 91+45
A=91+45
A= 136
Flip the equation
A-45=91
Rearrange the equation and add 45 to both sides
A-45+45= 91+45
A=91+45
A= 136