lilcrazyy lilcrazyy

02-09-2020
Mathematics

contestada

7a+1+3=18

Please answer quickly!

Respuesta :

xKelvin xKelvin

02-09-2020

Answer:

2

Step-by-step explanation:

So we have the equation:

[tex]7a+1+3=18[/tex]

Add 1 and 3:

[tex]7a+4=18[/tex]

Subtract 4 from both sides:

[tex]7a=14[/tex]

Divide both sides by 7:

[tex]a=2[/tex]

And we're done!

Answer Link

imyeojin imyeojin

02-09-2020

7a+1+3=18

combine like terms.

7a+4=18

subtract 4 from 18

7a=14

divide 14 by 7

a=2

Please answer quickly!

Answer Link

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