The sum of John's age and five times Mary's age is 89. The sum of Mary's age and twice, John's age is 52. Write and solve a system of equations to find both of their ages?

How many kg in a pound

The rate of inflation is 3%. The cost of an item in future years can be found by iterating the function c (x) = 1.03x. Find the cost of a $1500 refrigerator in three years if the rate of inflation remains constant. Select one: a. $1645.00 b. $1545.

Absolute Value is always positive. true false

What is the solution of y = 5x - 4 for x = - 6?

What is the correct rule for the pattern?8000,400.20.1

What are all the values that make x^2 + bx + 144 a perfect square?

Write the fraction in decimal notation 3 1/100

A cylinder has a radius of 6 inches and is 15 inches tall. What is the volume of the cylinder? Express the answer in terms of x

A student simplified the expression 6^2/36^2 as 1/3. Do you agree with this student? Explain why or why not

How do you multiply a mixed fraction by a regular fraction