Answer:
A "rational expression" is a polynomial fraction, and anything you could do with ... need to evaluate the expression, and it can be useful to know which values would ... x2 + 4 = 0 x2 = –4. This has no solution, so the denominator is never zero.
Step-by-step explanation:
sorry this was all i could find
If you are trying to find the bigger angle, then the answer is A) Supplementary. But if you’re trying to find the small angle the answer is B) Complementary. C and D are both wrong.
X=amount of money at first.
we can suggest this equation:
4/7 x=28
x=(28*7)/4
x=196/4
x=49
Answer: he have originally $49.
Yes you did get them all right