math exercise,a+2ab+b=20,Math Olympiad,algebra problems,mathtrick,nice equation,mathskills.mathman

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Balahippo Math Genius riddles

1 year ago

math exercise,a+2ab+b=20,Math Olympiad,algebra problems,mathtrick,nice equation,mathskills.mathman

math exercise,a+2ab+b=20,Math Olympiad,algebra problems,mathtrick,nice equation,mathskills.mathman