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1299.99+89.99=699.99+49.99x
We move all terms to the left:
1299.99+89.99-(699.99+49.99x)=0
We add all the numbers together, and all the variables
-(49.99x+699.99)+1299.99+89.99=0
We add all the numbers together, and all the variables
-(49.99x+699.99)+1389.98=0
We get rid of parentheses
-49.99x-699.99+1389.98=0
We add all the numbers together, and all the variables
-49.99x+689.99=0
We move all terms containing x to the left, all other terms to the right
-49.99x=-689.99
x=-689.99/-49.99
x=13+35.821428571428/44.633928571428
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