Answer:
-34(39) + -81........
Step-by-step explanation:
<span>(3x-4)+(x+3)^2
= 3x - 4 + x^2 + 6x + 9 .........(expand using (a+b)^2 = a^2 + 2ab + b^2)
= x^2 + 9x + 5 ..........(combine like terms and simplify)
hope that helps</span>
Answer:
120
Step-by-step explanation:
15/1.5=10
10 x 12=120
42x^2 + 20x + 42
Hope this helps