人教版七年级数学下册解一元一次不等式专项练习 337.docx

1、人教版七年级数学下册解一元一次不等式专项练习 337x2 4x9 6x9 x4 8x22 2(9x4) 3 4 7 5 3 5x13(4x9) x3 5x6 6x9 6x8 3 5 4 7 7 9x209(6x17) x9 x2 x4 6x1 4x16 6(7x7)5(2x20) 6x5 x1 3x2 7x1 1 5 8 4 6 x244x16 4(9x5) 1 6 4 4 4 7x253(2x4) 3x2 x1 4x7 x7 2x18 4(3x3)5(10x16) 7x7 x5 7x7 x4 5 6 3 8 5 x162x28 2(3x1) 5 7 3 5 8 7x147(10x6) x5

2、3x7 x4 5x1 5 5 4 5 4 7x159(6x7) x6 5x5 6x2 6x6 6 3 6 5 5 3x237(6x10) 3x7 x4 6x1 5x5 2 4 8 7 4 7x64x7 6(3x6)9(2x29) 9x8 5x2 6x2 x1 8x12 6(3x4)9(10x24) 5x9 6x3 8x6 6x6 5 6 7 7 7 5x272x19 8(5x2)5(6x29) 2x9 x5 2x7 4x7 10x8 4(5x4)5(10x30) 3x7 6x7 x3 6x4 6x18 4(5x8)7(2x23) 6x2 3x6 x7 6x4 2 5 4 7 5 5x288x7

3、 8(5x2)7(10x30) 3x3 x1 3x7 4x3 4x7 4(3x6)9(2x5) x8 6x4 x9 6x9 6x10 4(3x9)7(4x9) 2x5 8x6 9x6 x9 5 3 7 8 8 7x59(6x3) 9x1 9x6 x2 7x2 10x3 2(7x6)7(4x26) x6 9x2 x3 x3 1 8 8 4 6 5x189(2x12) x4 4x5 x5 x8 6 7 5 8 3 9x43(4x24) x4 x4 5x8 3x8 8x10 6(3x8) 3 4 5 3 8 3x12x5 8(5x6) 6 6 3 6 5 7x2410x21 4(3x8)5(10x2

4、4) x1 x5 x3 3x2 3 7 8 7 4 x292x13 4(5x8) 3 8 6 4 7 5x299(10x13) x3 5x1 x9 7x1 6 4 6 4 8 3x297(4x5) 5x6 x8 7x6 4x7 3 4 4 6 5 5x198x18 2( x7)9(2x5) x6 x9 5x9 x7 4x29 8(9x9)9(8x29) 7x3 x5 4x3 x1 2x26 6(9x9)3(4x25) 5x1 7x7 x2 x1 4 4 6 4 4 7x162x6 8( x2)5(6x17) x8 4x5 4x4 x2 4x4 4(7x2)9(10x16) x9 6x5 7x1

5、 4x8 6 4 7 8 5 7x56x17 2(3x10) 3 5 6 6 3 9x278x13 4(7x7) 3 7 3 8 4 7x69(10x14) 7x1 4x1 5x5 6x6 6 6 5 6 5 5x246x8 4(9x9)9(10x16) 7x2 9x8 x4 7x2 2 8 8 6 8 3x187(8x22) x7 4x7 6x1 x6 1 5 3 7 7 3x84x30 6(7x7)3(8x15) x6 x7 x7 5x6 5 8 4 8 6 5x188x11 2(3x5) 1 7 4 3 4 9x146x19 8(5x5)5(4x11) x9 7x7 x1 5x8 4 4 6 5 6 7x184x12 8(9x4)9(2x18) 6x6 8x8 6x3 x4 2 7 7 7 3 5x268x24 2(9x9) 2 5 8 7 4 7x1810x8 4(7x3)9(10x16) x9 3x3 6x8 x2 5 5 4 7 7 x252x19 8(7x10)5(4x13) x1 4x2 x6 9x6 1 4 5 5 8 x195(6x5) x2 x7 x7 4x5 2 5 8 5 3