2x+3y+4z=20,3x+4y-5z=4,x+y+2z=9 solve in algebra
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An algebraic solution or solution in radicals is a closed-form expression, and more specifically a closed-form algebraic expression, that is the solution of an algebraic equation in terms of the ... Wikipedia
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Answer:
6x+8y-z+33
Step-by-step explanation:
2x+3x+x+3y+4y+y+4z-5z+z+20+4+9
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