Answer:
a) x=9
b)x>7 or x≤-8
Step-by-step explanation:
Answer:
Use the foil method
Step-by-step explanation:
Use foil
Front, Outer, Inner, Last
x times 2x = 2x^2
x times 1 + 2x times 3 --> 7x
3 times 1 = 3
2x^2 + 7x + 3
The range is the subtraction of the highest and the lowest number so 67-21= 46
hope this helps!
-turtles12345
1017, maybe, i hope its right, sorry if its not:)
The answer is c ................