Question

1. (X +39 = x? +
2. (X-5) = - 10x + 25
3. (x - 72 = _
4. (X + 9)2 = x

Answer 1

Respuesta:

Sol: x=7. 2. 9x+8=7x+6. Sol: x=-1. 3. 4x+3=3x+5. Sol: x=2. 4. 7x+9=3+9x. Sol: x=3 ... 25-2x=3x+20. Sol: x=1. 11. 4x+1=3x+3. Sol: x=2. 12. 5x-3=10x-6. Sol: x=3/5. 13. ... 39. 2-6x=3x-1. Sol: x=1/3. 40. 20=2x-(10-4x). Sol: x=5. 41. 60x-1=3(1+12x) ... 69. 3 - x = 2 x. +. 5 x. 70. 4. 6 - 5x. = 7 - 4x. 71. 4 - 5x = 3. 2+x. 72. 8. 7. = 20-3x.

Explicación paso a paso:

si te sirve coróname