deepachettoore
deepachettoore
24-09-2020
Mathematics
contestada
a+a+3=a+13 solve the equation
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jjflo
jjflo
24-09-2020
a+a+3=a+13
2a+3=a+13
From here you want the variables on the same side, so you would subtract the a from a+13 and move it to 2a+3
2a+3=a+13
-a -a
a+3=13
Now you want the numbers on the same side
a+3=13
-3 -3
a=10
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