Short Answer
The sum of the digits of a certain three-digit number is nine. The sum of the hundreds and the tens digits is equal to the ones digit minus one. The number, divided by nine, equals three times the ones digit. What is the number?
Correct Answer:

Verified
Correct Answer:
Verified
Q2: Solve by any method: <span
Q3: Solve by any algebraic method:
Q4: Solve: <span class="ql-formula" data-value="\frac{x-1}{y-2}=\frac{4}{5}"><span class="katex"><span
Q5: Solve: <span class="ql-formula" data-value="x+z=5 a"><span
Q6: Solve simultaneously: <span class="ql-formula" data-value="\frac{10}{x}+\frac{45}{y}=-4"><span
Q8: Solve: <span class="ql-formula" data-value="2 x+4
Q9: Solve simultaneously: <span class="ql-formula" data-value="\frac{2
Q10: Solve by any method: <span
Q11: Solve by any method: <span
Q12: Solve: <span class="ql-formula" data-value="\frac{x}{3}-\frac{y}{2}+\frac{z}{6}=-4"><span class="katex"><span