七年级数学上册合并同类项基础练习题150.docx
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七年级数学上册合并同类项基础练习题150
7(-ab-5a)+(2a-4b)20(abc-4a)+9(7a-4abc)
6(xy-9z)+(-xy+5z)-8(pq-pr)-(7pq-pr)
-3n-(6n-4)6n-(6n-5p)+(3p+9n)
5(4s+9)+5s5+(3n-3)-(2n+6)
4(ab-4a)+(6a+6b)20(abc+8a)+4(9a+7abc)
7(xy-9z)+(-xy-8z)-7(pq+pr)-(6pq+pr)
3a-(9a-5)a+(5a+6z)+(2z+6a)
7(6a+10)-5a3-(5y-8)-(6y+3)
5(-ab+8a)+(9a-8b)5(abc+8a)+7(6a-4abc)
2(xy+9z)-(-xy-4z)-8(pq+pr)-(9pq+pr)
6y+(5y-7)y+(3y-7z)-(2z+y)
-8(4m+4)+8m9-(9a-2)-(5a+3)
2(-ab-7a)-(4a+2b)8(abc-3a)-6(8a-7abc)
4(xy+7z)-(-xy+7z)-3(pq+pr)+(9pq+pr)
-6m+(4m+9)m+(4m+2z)-(9z+m)
-4(6m+4)+9m8-(5a-10)+(5a-1)
7(ab-8a)-(4a+4b)14(abc+2a)+6(7a-6abc)
6(xy+3z)-(-xy+2z)-9(pq+pr)+(6pq-pr)
-6n-(6n+8)n+(3n-8c)+(3c-4n)
-4(5t+8)-8t6-(7x-8)-(9x+5)
3(ab+5a)+(2a-3b)10(abc+7a)-6(6a+7abc)
4(xy+2z)-(-xy+5z)-8(pq+pr)-(7pq+pr)
-3x+(3x-9)2x-(5x-6q)-(6q+4x)
-4(7s-4)-4s4-(6m+5)-(8m-1)
9(ab-9a)-(2a+5b)18(abc+7a)+5(2a+2abc)
4(xy-3z)+(-xy+7z)-9(pq-pr)+(7pq+pr)
-3y+(5y-3)y-(6y-8c)+(4c+y)
2(2n-8)-5n5-(3y-9)-(9y+3)
8(-ab-4a)+(9a-4b)16(abc+7a)+7(3a-2abc)
5(xy-4z)+(-xy+8z)-6(pq-pr)+(7pq+pr)
5m+(7m-2)5m-(8m-2s)-(8s-6m)
-2(3n+6)+9n5-(5x-10)+(3x+5)
6(ab-4a)-(2a+3b)5(abc-2a)-8(8a-4abc)
6(xy-5z)-(-xy+8z)-6(pq+pr)-(8pq+pr)
-4y+(4y-7)6y+(6y+7d)+(3d-4y)
-7(7m+3)-2m4+(8y+2)-(2y+10)
7(ab+2a)-(3a+9b)10(abc+3a)-6(5a-4abc)
5(xy-2z)-(-xy-5z)-6(pq+pr)-(2pq-pr)
4m-(6m-7)m+(8m+7d)+(7d+6m)
-4(7t-3)+9t3+(8n+5)-(4n+10)
3(ab+5a)+(8a+5b)10(abc-4a)+6(4a+8abc)
9(xy-2z)+(-xy-3z)-7(pq-pr)+(7pq-pr)
7b+(3b-7)4b-(6b+8d)-(4d+7b)
-5(6s+10)-2s2+(4m+9)-(7m+1)
6(ab+2a)-(9a+8b)14(abc+4a)-9(4a-2abc)
8(xy+8z)-(-xy+9z)-9(pq+pr)+(8pq+pr)
-4n+(7n-1)2n+(6n-8d)+(4d+9n)
-4(9n+3)-7n4-(4y+10)-(9y-8)
6(-ab-3a)-(9a+7b)13(abc+7a)+2(5a-8abc)
7(xy-2z)+(-xy+8z)-6(pq-pr)+(3pq-pr)
3b-(3b+2)b+(5b-7c)-(7c+b)
3(8t-10)+6t1+(4y-1)+(8y+10)
8(ab-5a)+(9a+8b)8(abc+7a)-6(8a+4abc)
5(xy-5z)+(-xy+5z)-8(pq-pr)+(9pq-pr)
3m-(9m-8)5m-(2m-8c)+(7c-9m)
-4(2s-6)+2s4-(6x+3)+(7x-9)
2(ab+8a)+(9a+8b)8(abc+4a)-8(3a-5abc)
5(xy-6z)+(-xy+2z)-2(pq+pr)+(5pq-pr)
-4n-(6n-6)8n+(5n-8d)+(7d-n)
-7(3s+9)+2s4-(4b-2)+(9b-1)
3(ab+6a)+(7a+7b)15(abc+7a)+7(5a+3abc)
4(xy+4z)-(-xy-5z)-2(pq+pr)+(8pq-pr)
-9y+(2y-5)y+(9y+2s)+(2s-9y)
-5(5s-5)-4s1+(4m-10)-(6m-7)
6(ab-4a)-(7a+5b)15(abc-8a)-7(2a-7abc)
7(xy+9z)+(-xy+6z)-5(pq-pr)+(8pq+pr)
-7b-(8b-7)b-(4b+2d)+(6d-4b)
-4(3s-1)-4s7+(2b+3)-(2b+1)
8(-ab-3a)-(2a-7b)10(abc+6a)-7(8a-3abc)
7(xy+5z)-(-xy+2z)-8(pq-pr)+(5pq+pr)
-3m+(9m+1)m+(9m+8d)+(6d+3m)
-2(8n-5)-3n1-(9b-9)+(9b-5)
7(ab-8a)+(3a+5b)19(abc-8a)+2(2a+5abc)
3(xy+9z)+(-xy+3z)-7(pq+pr)-(8pq+pr)
4x+(5x-4)7x-(4x+3q)-(4q+6x)
6(7s+5)-3s6+(9m+3)+(9m-8)
2(ab+4a)+(7a-9b)20(abc+3a)+9(4a-4abc)
6(xy-3z)-(-xy+2z)-5(pq+pr)-(8pq+pr)
-7m-(6m-8)9m-(5m+2p)+(6p-m)
6(2n+6)+3n5+(4b-2)+(2b+10)
9(ab-8a)-(9a-9b)18(abc+4a)+6(9a+6abc)
2(xy+3z)-(-xy-9z)-5(pq+pr)+(2pq+pr)
7b+(6b-7)b-(7b-5c)+(7c-4b)
-6(9b-6)+6b8+(2x-10)-(4x+7)
3(-ab-4a)+(3a+6b)13(abc+4a)-7(3a-6abc)
2(xy-5z)+(-xy-5z)-4(pq+pr)+(8pq-pr)
-9m+(7m-4)m-(2m+5c)+(4c-2m)
9(2a-6)-8a10-(7m-4)+(3m+9)
3(-ab+2a)+(8a-4b)5(abc-3a)+2(2a+8abc)
2(xy-9z)-(-xy-6z)-3(pq+pr)+(9pq-pr)