1. (2)5+3(-6)-(2)(4)5=48
2. ((15)/3)+2(18)-6-3-4=31
3. (-2)(-4)(-5)(-3)(1)(7)=840
4. (2)(-5)(11)(-2)(8)(-5)=-8800
5. 2+3-5-6+7+18-39-65=85
6. (((5)(3)/3)+2-5(8)-4(-4)=-48
7. ((49)/7)(-6)+2-3+4(5)(-2)=-41
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