Answer:
think this one
Step-by-step explanation:
the answers there
i think
Answer:
2x^2+10x+2
Step-by-step explanation:
12x^2 +5x+1 - ( 10x^2 -5x-1)
Distribute the minus sign
12x^2 +5x+1 - 10x^2 +5x+1
Combine like terms
2x^2+10x+2
2x + 3 = 1 - 4 (calculate)
2x - 3 = -3 (move the constant to the right)
2x = -3 - 3 (calculate)
2x = -6 (divide both sides)
<em>x = -3</em>