人教版七年级数学下册解一元一次不等式专项练习 71.docx

1、人教版七年级数学下册解一元一次不等式专项练习 71x6 4x5 3x3 4x8 8x5 2(7x10)3(6x4) 5x5 5x9 x3 x9 5 4 6 6 4 5x1310x7 6( x9) 2 4 8 4 6 5x58x28 4(3x4)9(10x17) 7x2 x9 4x1 8x1 6x12 4(7x7)3(2x3) 6x8 x1 5x5 2x3 1 7 4 4 3 7x2310x4 6( x6)3(4x10) x7 x6 x1 3x5 4 3 6 4 4 x114x30 6( x4) 4 5 6 3 5 5x265(10x11) 5x3 6x4 6x9 8x1 2 4 7 5 7 5

2、x257(10x17) 9x8 4x8 x5 6x6 1 8 3 8 5 9x223(6x3) x1 7x9 x2 2x9 5 8 6 8 3 3x1310x16 4(3x2)7(10x20) 9x7 7x3 x2 7x6 4 8 8 3 8 7x1510x10 6( x3)7(2x16) 6x4 5x5 7x8 x3 6 7 4 6 5 5x116x9 8( x2)5(2x3) x6 x6 2x7 3x5 8x10 2(7x3)5(10x21) x1 x7 2x8 x7 1 6 8 3 6 3x39(8x21) 2x4 9x8 x8 x3 4 3 8 4 8 3x63(6x14) x9 x5

3、 x6 x5 5 3 5 5 7 7x116x10 2( x6) 1 4 3 7 6 9x222x15 4( x6)3(4x20) 5x8 x5 x7 7x8 2 6 3 6 8 7x65(6x11) 5x4 x2 x5 5x5 4x19 8(9x5)7(4x11) x3 x7 5x8 7x7 2x29 4(7x1)5(4x30) 6x3 4x4 7x9 x3 1 5 3 6 6 5x102x4 2(7x10)3(6x19) 7x2 6x2 6x1 x5 2x27 2(3x9)3(6x4) 5x2 9x2 x8 x4 2 6 8 3 6 7x216x12 8(5x3)3(4x24) x2 x8

4、 x8 7x8 4 5 8 4 6 x292x1 8(3x3)9(4x15) x2 3x4 5x3 7x6 10x15 2(9x9)5(6x28) 5x7 x7 x3 5x8 2 4 7 6 4 5x193(10x11) 6x8 x8 4x6 x7 1 5 5 5 3 9x43(10x3) x5 x8 x8 x6 4x9 8(9x4)3(6x3) x7 7x7 x2 x5 3 4 6 5 6 5x234x4 8( x2)3(6x7) 5x2 x3 7x3 x6 6x24 6(9x6)3(8x26) x6 x9 9x2 x5 3 7 6 8 3 9x219(8x18) 5x9 2x6 5x7 x

5、1 6 4 3 4 6 x274x26 6(9x10) 1 3 3 6 5 5x39(10x7) x2 x1 5x2 x3 5 7 6 4 8 3x84x28 6(9x2) 6 4 4 7 7 3x127(8x12) 3x1 7x7 4x6 6x5 2 4 8 3 7 5x214x6 4(3x3)3(2x30) x6 x7 x9 x7 6x29 6(7x4)5(10x27) 4x8 x9 7x1 x7 6 3 6 8 8 x294x17 8(5x9) 8x17 8( x3)5(10x7) 8x3 x5 4x6 8x4 6 7 7 3 7 7x258x25 8(9x7)7(4x7) x8 x9 5x8 x5 2 3 4 4 3 3x106x15 2( x9) 2 4 7 4 5 3x136x27 4( x9) 5 3 7 5 4 7x246x14 4(3x8)5(10x9) 6x3 x3 6x5 x5 10x6 2(3x7)3(4x27) x7 2x2 x5 2x3 8x7 2(3x6)5(6x26) 3x6 x4 x5 x7 3 4 6 8 5 9x96x1 8(9x6)5(6x27) 8x3 7x9 x2 9x6 3 7 6 5 8 7x112x5 6(7x9)9(6x9) 6x7 4x2 9x3 x2 4 7 5 8 8