Hey! Your answer for this is
7x^2 + 3x^2 = 10x^2
-2x + 15x = 13x
9 - 4 = 5
Hence, 10x^2 + 13x + 5.
Hope this helps!
Answer:
Slope= -0.5
Step-by-step explanation:
7.5 = 8
Step 1:
30/100=0.3
Step 2:
0.3 x 25 = 7.5
Round: 8
Answer: r= -3
Next 3 terms following 54 are -162, 486, -1458