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OpenStudy (anonymous):
Solve the following equation. u+2=4 WILL GIVE MEDAL FOR CORRECT ANSWER!!!
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OpenStudy (anonymous):
Are there choices...? Because that would just be u = 2 for 2 + 2 = 4.
OpenStudy (anonymous):
No choices
OpenStudy (anonymous):
u=4-2 u=2
OpenStudy (anonymous):
Is she right?
OpenStudy (anonymous):
yeah, she's right. To equal 4 with a hidden number and 2, just add it against itself. Won't work for everything though.
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OpenStudy (anonymous):
Or do what she did and take the answer and subtract it (division works too) against the other given number.
OpenStudy (anonymous):
Sorry fi that's a bit confusing.
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