85.5 as a fraction is 85 2/10 which is simplified to 85 1/5
Do the reverse. Subtract x^2-2x+6 from 3x^2+7x. If you simplify the final answer becomes 2x^2+9x-6
Answer: 92
Step-by-step explanation:
Apply BODMAS
3×(24) -8) + 4 × (24-17)
3×24-8 +4×7
72-8 +28
64+28
92