15=-10a+45

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Solution for 15=-10a+45 equation:



15=-10a+45
We move all terms to the left:
15-(-10a+45)=0
We get rid of parentheses
10a-45+15=0
We add all the numbers together, and all the variables
10a-30=0
We move all terms containing a to the left, all other terms to the right
10a=30
a=30/10
a=3

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