解一元一次不等式练习题精选 42.docx

1、解一元一次不等式练习题精选 42x54x7 8(5x7)7(8x9) x2 9x2 x8 x8 3 3 8 6 7 x164x10 2(7x10)7(6x10) 7x3 5x2 5x5 x5 2 8 6 6 6 9x148x14 2(5x6)5(8x12) 6x2 x6 x3 x9 2x18 2(3x7) 1 5 5 7 6 7x137(4x23) 9x5 x9 4x5 x6 5 8 7 3 7 5x173(2x27) 3x6 9x1 3x1 4x7 4 4 8 4 5 x239(10x7) x3 3x4 x5 4x2 3 7 4 4 5 5x62x5 4(9x3)3(2x18) 8x9 5x

2、4 x5 x2 4 7 6 8 8 5x166x21 6(9x9) 4 4 7 6 6 3x53(2x27) 6x6 9x7 6x9 7x1 3 7 8 7 8 3x1310x26 8(9x3) 6x27 6(7x9)9(8x30) 5x2 4x4 6x3 5x7 5 4 3 7 4 7x39(2x29) 4x9 4x7 6x4 x1 3 5 5 7 8 3x2910x21 8(3x8) 1 3 6 7 6 x215(10x30) 6x5 6x1 x3 6x3 1 7 7 8 7 3x307(10x10) x4 9x9 x9 6x1 2 7 8 4 7 7x308x30 2(3x4)3(4x2

3、3) x8 4x1 9x5 x8 5 4 5 8 8 9x203(6x21) 7x7 x3 5x6 7x6 3 8 4 6 8 3x105(2x17) 6x8 5x7 x3 x9 3 5 4 4 8 9x910x14 8(5x2)3(2x6) 7x3 4x6 x2 4x1 5 8 3 5 3 5x242x11 8(5x5)3(10x28) 8x5 4x7 4x2 x5 10x9 4( x10) 6 4 3 8 7 5x258x9 6(7x1)7(4x3) 7x7 6x3 x5 7x3 10x8 8(9x10)3(8x26) x7 8x7 7x2 7x9 2 4 7 6 8 3x142x18 6

4、(9x9) 5 6 7 5 4 5x236x1 4(7x8)5(6x19) 6x3 4x1 2x6 7x1 6 5 5 3 6 x156x6 4(7x3)7(10x1) 4x2 8x4 8x8 6x5 6 5 7 7 5 3x108x3 4(7x9) 1 4 8 5 4 7x48x7 6(5x3)5(8x21) 4x6 6x6 x1 4x1 6 3 5 7 3 5x32x1 2(5x2) 8x13 2(9x9)7(10x24) 4x9 x2 4x5 5x6 6 3 5 5 6 x64x8 4(3x7) 2x20 2(5x8)7(2x19) 2x4 x3 x8 2x2 2 3 6 6 3 9x139(8x21) 2x6 6x3 6x3 5x2 2 3 7 7 4 x144x10 2(3x2) 2x29 2(3x8)3(2x6) 5x1 5x5 7x8 3x9 4 6 4 8 4 x226x9 8( x7)3(8x2) 4x1 x8 x5 7x4 3 5 7 4 6 9x152x30 6( x9)9(2x2) x2 4x3 x7 8x2 2 4 3 7 7 x710x10 4( x6) 4x3 4(3x3) 1 5 8 7 4 x134x21 8(5x3)