Answer:
4x²+2x-2
Step-by-step explanation:
x²-3x+7
+
3x²+5x-9
Answer:
x>1
Step-by-step explanation:
20 < 5x +15
20 - 15 < 5x
5 < 5x
1< x
x>1
Answer:
x= -32
Step-by-step explanation:
The answer is x= -32
Answer:
B) 2y² - y - 6 = 0
Given following:
Insert equation 1 into 2: