eliza94 eliza94

16-08-2019
Mathematics

contestada

Do you know that answer ??
Help me please

9a+5=3a-1

Respuesta :

hoangpm04 hoangpm04

16-08-2019

Answer:

a = -1

Step-by-step explanation:

9a + 5 = 3a-1

Subtract 3a from both side, we got:

9a - 3a + 5 = 3a-3a - 1

6a + 5 = -1

Subtract -5 from both side, we got:

6a + 5 - 5 = -1 -5

6a = -6

Divide both side by 6, we got:

6a/6 = -6/6

a = -1

Hope this help you :3

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