You would multiply it by 100
Then turn that decimal into x/100
Then simplify
That is a rational number since you can write it as a ratio (=fraction).
Answer:
Yes. 3x²y and -5x²y are like terms because the variables x and y have the same exponents.
X-number of weeks
50-2X ≥ 20
-2X ≥ 20-50 multiply both sides by -1
2X ≥ 30
X ≥ 30/2
X ≥15
Katie can withdraw money for at least 15 weeks.