Consulte Graatis
Find a Question:
AlyneMiyuki's Profile
![](https://secure.gravatar.com/avatar/f3910d1313c913f54df78ffc459a6c7d?s=50&d=https%3A%2F%2Fwww.professoronline.net%2Fwp-content%2Fthemes%2Finstant-qa%2Fimages%2Fdefault-user-avatar-1.jpg&r=G)
Star Rating: [3
]
Member Since: Mar 12, 2014
Total # Questions Provided: 1
Total # Answers Provided: 1
![Grey Star Level Grey Star Level](https://www.professoronline.net/wp-content/themes/instant-qa/images/grey-star-big.png)
mar
12
2014
Calcules as expressões dadas no exercício a seguir:
O motivo da pergunta é que já tentei procurar em sites para me ajudar a resolver mas estou com dificuldades de saber fazer a conta. De como começar. A resposta vai me ajudar a ganhar mais conhecimento. A)3(-5+6)+4(10-15)= B)5+6(7+5(6-1)+4)= C)10(-20+40).5(10-20)= D)2(45+35-80-(10.5)+(6.5))= E)(-20+10).(40-15).(50-75)= Obrigado(a)
Star Points Scale
Earn points for Asking and Answering Questions!
![Grey Sta Levelr](https://www.professoronline.net/wp-content/themes/instant-qa/images/grey-star-big.png)
![Grey Star Level](https://www.professoronline.net/wp-content/themes/instant-qa/images/grey-star-points-icon.png)
![Green Star Level](https://www.professoronline.net/wp-content/themes/instant-qa/images/green-star-big.png)
![Green Star Level](https://www.professoronline.net/wp-content/themes/instant-qa/images/green-star-points-icon.png)
![Blue Star Level](https://www.professoronline.net/wp-content/themes/instant-qa/images/blue-star-big.png)
![Blue Star Level](https://www.professoronline.net/wp-content/themes/instant-qa/images/blue-star-points-icon.png)
![Orange Star Level](https://www.professoronline.net/wp-content/themes/instant-qa/images/orange-star-big.png)
![Orange Star Level](https://www.professoronline.net/wp-content/themes/instant-qa/images/orange-star-points-icon.png)
![Red Star Level](https://www.professoronline.net/wp-content/themes/instant-qa/images/red-star-big.png)
![Red Star Level](https://www.professoronline.net/wp-content/themes/instant-qa/images/red-star-points-icon.png)
![Black Star Level](https://www.professoronline.net/wp-content/themes/instant-qa/images/black-star-big.png)
![Black Star Level](https://www.professoronline.net/wp-content/themes/instant-qa/images/black-star-points-icon.png)