初二数学一元一次不等式专项练习题 73.docx

1、初二数学一元一次不等式专项练习题 739x4 3x5 9x8 9x5 6 8 4 8 8 x113(4x11) 4x5 x1 5x4 x2 5 5 4 4 4 7x23(8x17) 5x9 9x6 x1 6x2 1 4 8 4 5 x46x6 6(5x2) 10x26 8(3x8)5(6x7) x6 3x2 6x7 4x6 2 6 4 7 3 7x302x26 6( x5) 4 3 4 4 6 9x15(6x5) x7 6x4 6x5 5x1 1 3 7 7 4 9x166x15 6(9x9)7(2x28) 9x7 x3 x5 x2 6 8 7 6 4 x175(6x17) 4x8 6x8 4

2、x7 5x4 1 3 5 3 4 3x2210x6 4(5x4) 2x20 8(3x5)7(10x29) x2 x8 5x6 7x4 2 6 7 6 6 7x117(8x3) 6x3 x5 4x4 7x5 4x15 8(3x10)5(4x24) 6x9 9x9 6x7 6x9 5 5 8 7 7 7x284x2 8( x5)3(2x24) x2 x5 x4 6x9 2 6 7 8 5 7x309(8x20) x7 2x7 6x4 8x2 5 6 3 7 7 x133(4x19) 5x8 x4 7x1 x8 1 4 6 8 7 x252x13 2(9x1) 6 7 3 7 7 x188x12 2

3、(9x8)7(6x13) 7x8 2x7 3x9 x9 3 6 3 4 5 7x169(4x5) 5x5 5x9 x4 7x3 3 6 6 5 8 7x1910x6 4(5x8)9(4x21) x7 4x9 9x7 x2 6x24 8(5x3)3(8x17) 7x4 8x4 5x6 5x1 10x28 2(7x9)9(4x30) 4x2 x4 x6 7x3 2 5 4 3 8 7x183(10x11) 3x5 9x8 4x7 6x7 4 4 8 5 7 9x288x3 6(9x3)7(4x1) x1 4x7 5x6 4x9 4 5 5 6 5 7x153(6x20) 3x4 x3 x2 2x2

4、 4 4 6 3 3 7x168x22 8(3x3)9(8x4) x2 2x6 6x8 x6 2x5 6(9x4)9(4x5) 5x7 4x6 x1 x2 4x27 6(3x1)9(4x28) x9 4x8 4x1 6x5 5 7 5 5 7 7x219(4x21) 5x5 9x4 x8 x9 4x28 2( x3)9(8x11) 5x5 7x7 x4 x6 2x13 6( x1)3(4x17) 3x4 x4 6x8 3x9 5 4 4 5 4 x215(8x22) 7x4 5x2 x2 9x4 1 6 4 7 8 x136x1 2(5x9) 2 4 4 7 3 9x219(8x23) 6x8

5、 3x8 x5 3x9 10x14 6(9x3) 1 6 7 6 5 x166x1 2(3x9) 2x15 4(7x4)5(2x26) 7x6 4x9 7x3 3x1 6 6 3 8 4 7x108x25 6(7x2) 2 3 3 6 5 5x93(10x15) 3x2 5x3 x5 4x2 8x22 8(3x5)7(6x6) 3x6 x1 x6 9x7 3 4 8 7 8 5x138x5 8(5x9)9(2x2) x2 7x9 3x3 x8 2 7 8 4 8 x1210x10 8(9x5)3(6x28) x4 x6 x1 x9 4 8 3 6 8 3x263(10x19) 4x3 x5 7

6、x6 x6 2 5 8 6 6 9x107(4x15) x8 x5 7x4 4x3 2x8 8(7x9)7(10x20) 6x1 x5 x9 x9 4 5 7 4 4 x69(4x23) 7x3 x6 6x3 4x7 6 6 7 5 3 9x267(6x9) 3x5 7x9 x3 7x2 2 4 6 8 6 3x165(8x4) 8x7 7x9 9x3 7x6 2 7 6 8 8 x73(4x3) x2 5x6 4x4 x5 4x25 6(5x1)5(2x5) 8x7 6x2 x6 3x7 2 7 7 3 4 5x306x7 4(9x10)3(8x29) x8 x6 8x8 9x9 4 6 8

7、 7 8 x82x15 2(9x7) 3 4 8 3 7 3x194x9 6(7x10)9(6x10) x9 x3 6x5 7x8 10x16 2( x8)3(8x29) x6 8x6 x8 6x6 6 4 7 5 7 7x217(10x27) 5x1 x3 x5 6x6 1 4 4 3 5 7x188x19 2( x5) 6 5 3 3 5 x2410x8 4(3x2)7(4x14) x4 4x7 7x8 x4 1 7 3 8 6 x266x12 2(9x3) 2x25 6( x8)5(10x27) 4x8 4x3 2x9 6x2 2x28 8(7x4)3(6x3) 3x7 x6 x1 x8

8、 6 4 6 6 4 7x173(6x3) 8x7 x9 5x3 9x1 2 7 3 6 8 7x216x15 4(3x6) 5 3 7 8 7 x113(10x29) 7x7 x7 7x5 8x1 3 6 8 6 7 x49(10x13) 2x5 4x1 x7 8x7 6 3 5 4 7 3x205(8x9) 7x1 x6 7x5 8x2 2x4 8(9x4)7(8x18) 4x4 x3 3x2 x8 1 3 6 4 3 5x79(4x27) 7x8 x4 x4 4x6 2 8 4 8 5 9x162x14 4(9x5)5(4x27) 4x5 x4 7x4 5x3 2 5 7 6 6 5x222x17 8(5x7)9(10x9) 6x5 6x9 x2 6x1 4 5 7 3 7 7x125(4x6) 4x5 x6 3x3 6x8 5 5 6 4 7 x269(6x7) 4x9 x8 2x3 4x1 10x20 6(7x1)3(10x2) 3x9 6x7 6x9 8x2 4 4 5 7 7 5x1410x26 4(3x5)9(4x14) 5x5 3x6 x2 9x4 3 6 4 5 8