Two Japanese Math Problems
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Are you sure you can't figure it out? Hint: you can't solve the math problems themselves, you need to change them fundamentally by adding a line somewhere in each of the two equations
Here are the solutions!
Change the + to a 4 in the top equation, and in the lower one, negate it by changing it to "not equals." (Of course, you could arguably do that to both lines, but the + to 4 one is harder.)