A. | B. |
C. | D. |
A.2y+8 | B.2x﹣15>7 | C.2y﹣5=18 |
A.m+1;m+2 | B.m-1;m+1 | C.m+2;m+1 | D.m-2;m-1 |
A.5+3=15 | B.x+5 | C.3×2+x=22 | D.4x-675 |
A.1 | B.10 | C.6 | D.4 |
A.4a+8 | B.6b-9>12 | C.3-x+5 | D.2÷a=4 |
A.5a+1.3 | B.5a﹣1.3 | C.5+1.3 | D.5(a+1.3) |
A.s-4m | B.s+4m | C.(s-m)×4 |
A.0 | B.2 | C.2+a | D.2a |
A.2+3﹣X | B.3+X>5 | C.3﹣y=1 | D.无答案 |