一元一次方程练习 70.docx

1、一元一次方程练习 703(8+x)=-4(x+7) 9(1-x)=-4(x+6) 5(3-x)=-2(x+9)2(-1x+9)-6x=1 3(-6x-8)+3x=2 2(-8x+7)+2x=59x-35=3x-9 19x+16=5x+3 2x+43=4x+166(6+x)=-8(x-3) 5(6-x)=-4(x+8) 4(8-x)=-2(x-3)4(-7x+7)+5x=7 6(-6x+4)-4x=7 8(-1x-4)+7x=820x-21=9x+3 16x+16=8x-20 4x+37=3x+74(3-x)=-7(x-4) 3(3-x)=-8(x-7) 9(2+x)=-6(x+8)7(-5x-

2、3)+7x=5 3(-2x-7)-1x=8 5(-3x+2)-8x=96x-48=2x+15 8x+49=7x+5 9x+34=7x-109(4-x)=-4(x+9) 5(1-x)=-4(x+1) 9(4-x)=-6(x+4)5(-4x+8)-5x=9 6(-4x+4)-3x=1 5(-2x+5)+1x=29x+8=9x+6 5x-6=4x+10 8x+1=8x+56(6+x)=-2(x+6) 6(6+x)=-9(x-7) 9(3+x)=-2(x+1)2(-5x-5)-4x=3 6(-9x+4)-6x=2 7(-1x+3)-2x=618x+45=2x+6 13x+15=7x+5 11x-47=

3、3x-24(4-x)=-6(x-2) 6(4+x)=-7(x-7) 5(8-x)=-5(x-6)5(-9x-6)+6x=9 3(-9x-7)-2x=1 6(-6x-8)-7x=58x+1=2x-6 9x-33=3x+17 13x-1=4x+147(4-x)=-5(x+9) 2(9-x)=-2(x-9) 8(2-x)=-5(x+5)5(-2x-7)-6x=6 3(-6x-6)+3x=1 7(-6x-5)-7x=212x-22=2x+3 15x-36=6x-10 8x-14=6x-95(8-x)=-3(x-6) 6(4-x)=-6(x+2) 2(1-x)=-7(x-6)7(-7x-4)+3x=9

4、4(-3x+9)-9x=6 4(-1x+8)+4x=38x+13=8x-2 14x+21=7x-8 10x+50=4x-43(1-x)=-6(x-8) 7(1-x)=-4(x+3) 3(3-x)=-9(x+2)6(-7x-5)-4x=2 4(-3x+4)-8x=2 7(-1x-5)-7x=316x+45=6x+10 8x-9=6x-16 20x-34=4x-193(4-x)=-7(x-7) 4(2+x)=-4(x-1) 4(9-x)=-7(x+6)7(-1x+7)-9x=5 9(-7x-4)-5x=4 2(-7x+8)+4x=16x-28=3x+14 11x+39=3x-4 20x-45=9x

5、-196(7-x)=-4(x-3) 9(5+x)=-7(x-3) 6(3+x)=-5(x-5)5(-2x-3)+3x=8 8(-5x-7)+7x=3 2(-5x+2)+9x=32x+1=8x+20 4x+36=7x+18 6x-3=3x-39(5+x)=-4(x+8) 6(5+x)=-8(x-6) 6(5-x)=-6(x-4)9(-6x-7)+4x=5 3(-1x+6)+8x=6 4(-8x-9)+9x=615x-13=7x-15 4x-16=7x+14 18x-18=3x+47(5-x)=-2(x+8) 7(7-x)=-6(x-9) 8(4+x)=-8(x-4)7(-1x-7)+9x=3 7

6、(-2x+8)+7x=3 5(-1x+9)+6x=316x+4=5x-19 13x-35=2x-2 15x-42=2x-166(5-x)=-2(x+9) 7(2+x)=-7(x-6) 9(9+x)=-9(x-2)5(-7x-2)+1x=2 9(-6x+5)-4x=2 7(-9x+6)-3x=86x+1=6x-4 19x+26=9x-17 18x-46=5x-92(3-x)=-8(x+3) 3(7-x)=-7(x+2) 4(1+x)=-9(x-9)6(-3x-4)+4x=1 5(-2x-3)-4x=9 3(-6x-3)+8x=67x-35=3x+2 6x-10=3x+2 5x+19=8x+117

7、(6+x)=-7(x+7) 3(5-x)=-3(x+3) 3(8+x)=-7(x-8)8(-9x+1)-4x=8 9(-9x-6)-7x=5 4(-7x+2)+5x=612x+8=3x+17 14x-17=4x+13 5x-29=7x-179(6+x)=-2(x-3) 5(2-x)=-9(x-6) 6(9+x)=-7(x+7)7(-2x+8)-8x=6 5(-4x+5)+4x=4 3(-3x-4)-1x=612x-38=2x-2 14x-5=6x-1 6x-20=9x+122(3+x)=-3(x-7) 2(6-x)=-6(x-3) 2(7-x)=-9(x-2)4(-1x-5)+3x=6 7(-9x+9)-6x=1 8(-6x+5)-2x=615x+46=2x-4 2x-18=7x-5 6x-4=2x-69(2-x)=-9(x-2) 2(9+x)=-5(x-4) 9(6-x)=-6(x-1)