Volunteers at Sam's school use some of
the student council's savings for a special
project. T...
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Mathematics, 16.10.2020 16:01 a1supernut37owozkj
Volunteers at Sam's school use some of
the student council's savings for a special
project. They buy 7 backpacks for $8 each
and fill each backpack with paper and pens
that cost $5. By how much did the student
council's savings change because of this
project?
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Answers: 3
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Mathematics, 21.06.2019 20:30, nosugh
If m∠abc = 70°, what is m∠abd? justify your reasoning. using the addition property of equality, 40 + 70 = 110, so m∠abd = 110°. using the subtraction property of equality, 70 − 30 = 40, so m∠abd = 30°. using the angle addition postulate, 40 + m∠abd = 70. so, m∠abd = 30° using the subtraction property of equality. using the angle addition postulate, 40 + 70 = m∠abd. so, m∠abd = 110° using the addition property of equality.
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