5a+13=90

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Solution for 5a+13=90 equation:



5a+13=90
We move all terms to the left:
5a+13-(90)=0
We add all the numbers together, and all the variables
5a-77=0
We move all terms containing a to the left, all other terms to the right
5a=77
a=77/5
a=15+2/5

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