(1)计算:50°24′×3-98°12′25″;(2)计算:30÷(15?16)+(?1)2011÷110×10;(3)计算:(-2)3+

(1)计算:50°24′×3-98°12′25″;(2)计算:30÷(15?16)+(?1)2011÷110×10;(3)计算:(-2)3+(-3)×[(-4)2+2]-(-3)2÷(-2)(4)计算:1-2(1-2x+x2)+3(-x2+x-1);(5)解方程:2(x-2)-3(4x-1)=5(1-x)(6)解方程3x+52=2x?13-1