Answer:
2x^3 - 7x^2 + 4x - 3
Step-by-step explanation:
Multiply them all together.
(a−b)+a+(a+b)=45
⟹3a=45
a=15
a(a+b)=300
⟹15(15+b)=300
⟹225+15b=300
⟹15b=300−225
⟹15b15=7515
b=5
a−b=10⟹a=15⟹a+b=20
The three numbers are 10, 15, and 20.
Proof:
10+15+20=45✓
300 minutes 60 times 5 equals 300
Answer:
87
Step-by-step explanation:
181-7=174
174/2=87