Álgebra: despeje de variables (despejando "y")
| __ | 1. | -2(2y+4y)+5=0 | | A. | y=-2x | | __ | 2. | -2y=4x | | B. | y=2 | | __ | 3. | 2(y-1)=0 | | C. | y=3x/2 | | __ | 4. | 2y=4 | | D. | y=1/5 | | __ | 5. | 4y2+2=2xy | | E. | y=-1 | | __ | 6. | 5y-1=0 | | F. | y=2 | | __ | 7. | 7y+1=5x+4 | | G. | y=(5x+3)/7 | | __ | 8. | 20y=30x | | H. | y=-5/12 | | __ | 9. | y2=2xy | | I. | y=2x | | __ | 10. | y2=2y | | J. | y=(x-1)/2 |
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Altres proves d'interés :