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is this correct? simplify: ((1+(2)/(3))/((2+(1)/(2)) My answer: (2)/(3) assuming that 2/3 and 1/2 are separate fractions, 8/3 x 5/2 40/6 20/3 hmm.. perhaps you need to check your arithmetic. unless i'm wrong, which wouldn't be surprising 
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Can you please check my work? You have helped other students I know. Thank you:) Multiply 7(2a2 4) = 14a2 + 28 Multiply 0.5(a + b 5) = 0.5a + 0.5b  2.5 Factor bx  by + bz = b(x  y + z) Combine like terms (simplify) 12x + 4  
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