A.x﹣x=440 | B.440﹣x=×440 | C.x+x=440 |
A.x+x+6=58 | B.x+6=58-x | C.x=58-x+6 | D.2x+6=58 |
A.3x-100=5 | B.3x+5=100 | C.3x=100+5 |
A.5x-5=85 | B.85-5x=5 | C.5x=85+5 |
A.x+2x=30 | B.x+2x=30÷2 | C.x+2x=30×2 | D.x+3x=30×2 |
A.3X+X=50 | B.3X﹣X=50 | C.50+3X=X | D.50-X=3X |
A.150-x= | B.x=150 |
C.x+x=150 | D.+x=150 |
A.(56-50)x=274.4-20 | B.(56-50)x=274.4+20 |
C.(56+50)x=274.4-20 | D.(56+50)x=274.4+20 |
A. | B. | C. | D. |
A.5x-1=36 | B.5x+1=36 | C.5x=36+1 | D.5x-36=1 |