If x - 3y = - 9 and 5x - 2y = 7, what is the value of x?

What is the least common denominator of five and three

What is 46 > 2 - 4a simplified

The product of 6 and the sum of 5 and k

Alex drives at a speed 75 mph. Write a function showing the dependence of the distance (D) covered by Alex in t hours. Find the domain and range of the function.

In a randomly generated list of numbers from 0 to 6, what is the chance that each number will occur?

The side lengths of triangle RST are 5, 12, and 13. Which set of ordered pairs form a triangle that is congruent to triangle RST?

Write an inequality that represents the description and then solve. Dave has $15 to spend on an $8 book and two birthday cards (C) for his friends. How much can he spend on each card if he buys the same card for each friend?

How many terms are in the arithmetic sequence - 27, - 16, - 5, ..., 292? Hint: a_n=a_1+d (n-1), where a_1 is the first term and d is the common difference

Rachel invested $15,000 in a nine-year CD giving 8.5% interest, but needed to withdraw $4,000 after two years.

What temperature is equivalent to 373 k? a. 0 °c b. 50 °c c. 100 °c d. 373 °c