1.已知2|3a+4|+|4b+3|=-|c+1|,求a-b+c的相反数的值.2.(-36)×(7/9-5/6+3/4) 3.-3.14×35.2+6.28×(-23.3)-1.57×36.44.1+(-2)+(-3)+4+5+(-6)+(-7)+8+9+(-10)+(-11)……+97+(-98)+(-99)+100
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![1.已知2|3a+4|+|4b+3|=-|c+1|,求a-b+c的相反数的值.2.(-36)×(7/9-5/6+3/4) 3.-3.14×35.2+6.28×(-23.3)-1.57×36.44.1+(-2)+(-3)+4+5+(-6)+(-7)+8+9+(-10)+(-11)……+97+(-98)+(-99)+100](/uploads/image/z/1130055-15-5.jpg?t=1.%E5%B7%B2%E7%9F%A52%7C3a%2B4%7C%2B%7C4b%2B3%7C%3D-%7Cc%2B1%7C%2C%E6%B1%82a-b%2Bc%E7%9A%84%E7%9B%B8%E5%8F%8D%E6%95%B0%E7%9A%84%E5%80%BC.2.%EF%BC%88-36%EF%BC%89%C3%97%EF%BC%887%2F9%EF%BC%8D5%2F6%2B3%2F4%EF%BC%89+3.-3.14%C3%9735.2%2B6.28%C3%97%EF%BC%88-23.3%EF%BC%89%EF%BC%8D1.57%C3%9736.44.1%2B%EF%BC%88-2%EF%BC%89%2B%EF%BC%88-3%EF%BC%89%2B4%2B5%2B%EF%BC%88-6%EF%BC%89%2B%EF%BC%88-7%EF%BC%89%2B8%2B9%2B%EF%BC%88-10%EF%BC%89%2B%EF%BC%88-11%EF%BC%89%E2%80%A6%E2%80%A6%2B97%2B%EF%BC%88-98%EF%BC%89%2B%EF%BC%88-99%EF%BC%89%2B100)
1.已知2|3a+4|+|4b+3|=-|c+1|,求a-b+c的相反数的值.2.(-36)×(7/9-5/6+3/4) 3.-3.14×35.2+6.28×(-23.3)-1.57×36.44.1+(-2)+(-3)+4+5+(-6)+(-7)+8+9+(-10)+(-11)……+97+(-98)+(-99)+100
1.已知2|3a+4|+|4b+3|=-|c+1|,求a-b+c的相反数的值.
2.(-36)×(7/9-5/6+3/4) 3.-3.14×35.2+6.28×(-23.3)-1.57×36.4
4.1+(-2)+(-3)+4+5+(-6)+(-7)+8+9+(-10)+(-11)……+97+(-98)+(-99)+100
1.已知2|3a+4|+|4b+3|=-|c+1|,求a-b+c的相反数的值.2.(-36)×(7/9-5/6+3/4) 3.-3.14×35.2+6.28×(-23.3)-1.57×36.44.1+(-2)+(-3)+4+5+(-6)+(-7)+8+9+(-10)+(-11)……+97+(-98)+(-99)+100
2|3a+4|+|4b+3|+|c+1|=0
∴3a+4=0 4b+3=0 c+1=0
∴a=-4/3 b=-3/4 c=-1
∴-(a-b+c)=-(-4/3+3/4-1)=19/12
(-36)×(7/9-5/6+3/4)
= -36×7/9+36×5/6-36×3/4
=-28+30-27
=-25
-3.14×35.2+6.28×(-23.3)-1.57×36.4
=-3.14×35.2-3.14×46.6-3.14×18.2
=-3.14×(35.2+46.6+18.2)
=-3.14×100
=-314
原式=[1+(-2)+(-3)+4]+[5+(-6)+(-7)+8]+.+[97+(-98)+(-99)+100]
=0+0+...+0
=0
1、题意得
2|3a+4|+|4b+3|+|c+1|=0
∴3a+4=0 4b+3=0 c+1=0
∴a=-4/3 b=-3/4 c=-1
∴-(a-b+c)=-(-4/3+3/4-1)=19/12
2、(-36)×(7/9-5/6+3/4)
= -36×7/9+36×5/6-36×3/4
=-28+30-27
=-2...
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1、题意得
2|3a+4|+|4b+3|+|c+1|=0
∴3a+4=0 4b+3=0 c+1=0
∴a=-4/3 b=-3/4 c=-1
∴-(a-b+c)=-(-4/3+3/4-1)=19/12
2、(-36)×(7/9-5/6+3/4)
= -36×7/9+36×5/6-36×3/4
=-28+30-27
=-25
3.-3.14×35.2+6.28×(-23.3)-1.57×36.4
=-3.14×35.2-3.14×46.6-3.14×18.2
=-3.14×(35.2+46.6+18.2)
=-3.14×100
=-314
4、原式=[1+(-2)+(-3)+4]+[5+(-6)+(-7)+8]+....+[97+(-98)+(-99)+100]
=0+0+...+0
=0
收起
1 3a+4=0 4b+3=0 c+1=0
2.=-36*7/9+36*5/6+-36*3/4=-28+30-27
3=3.14*-35.2+3.14*-46.6-3.14*18.2=3.14*-100=-314
4=(1-2-3+4)+(5-6-7+8)……+(97-98-99+100)=0