1b,
2b,
3a, which grade is this?
Answer:
x=5
Step-by-step explanation:
-5(-x - 1) + 4x – 1= 49
Distribute
5x +5 +4x -1 = 49
Combine like terms
9x +4 = 49
Subtract 4 from each side
9x+4-4 = 49-4
9x = 45
Divide by 9
9x/9 =45/9
x = 5
Answer: The non solutions of the inequality are A and D.
Step-by-step explanation:
Answer:
2x squared , is basically (2 times 2) into ( x into x)
so that makes (2x)^2 = 4x^2
Step-by-step explanation:
If , then and because lies in the fourth quadrant.
By DeMoivre's theorem,
so the answer is B.