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Iwill give ! if m∠a=59 and m∠3=81°, what is m∠b? m∠b= _[blank]_°
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Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.
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