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12-08-2020
Mathematics

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|a+5|=−a−5, and can you solve |a+5|=a+5 please?

Respuesta :

ella791 ella791

12-08-2020

Answer:

a1= -19, a2= 9

Step-by-step explanation:

step 1. Add 5 + 9 /a +5/ = 9+5

step 2. Use the absolute value definition, rewrite the absolute value equation as two separate equations. a+5=14 a+5= -14

step 3. a=9 a+5= -14

step 4. a= 9 a= -19 the equation has 2 solutions

a¹ = - 19, a²= 9

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