Answer:
6x^2 +7x-20
Step-by-step explanation:
6x^2 + 7x - 20
First Terms: 2x * 3x = 6x^2
Out Side: 2x * -4 = -8x
Inside: 5*3x = 15x
Last: 5* - 4 = - 20
Answer: 6x^2 - 8x + 15x - 20
Answer: 6x^2 + 7x - 20