PORTAFOLIO
PORTAFOLIO ECUACIONES 1. 3x+9 = 18 3x = 18-9 3x = 9 x = x = 3 2. 5x+10 = 20 5x = 20-10 5x = 10 x = x = 2 3. 8x+12 = 24 8x = 24-12 8x = 12 x = x = 4. 5x+10 = 30 5x = 30-10 5x = 20 x = x = 4 5. 2x+2 = 18 2x = 18-2 2x = 16 x = x = 8 6. 9x+18 = 36 9x = 36-18 9x = 18 x = x = 2 7. 10x+1...