Cordell is twice as old as Beth. Eight years ago he was 3 times as old. Write and solve a system of linear equations to find the present ages.

In which situation has heat energy moves mainly by conduction through matter

Estimate each product. tell whether the estimate is greater than or less than the actual product. $224*12 = 372*36 = 488*85 = 515*41=

Let p: A shape is a triangle. Let q: A shape has four sides. Which is true if the shape is a rectangle? p ∨ q p ∧ q p → q q → p

F (x) = 11 (-4) ^2-5 (-4) + 13 =-143 (-4, - 143) ?

What is 5c2 * (3/4) 2 * (1/4) 5-2

What is the relationship between the decimals 0.09 and 0.9

A group of winning ticket holders share equally 90,000,000 lottery. Before the money is divided, three more winning ticket holders are declared. As a result, each persons share is reduced to 5,000,000.

What is the Pythagorean Theorum?

Supposed there exists a planet with 3.6 billion inhabitants

What is the value of 5.7 * 108? a. 57,000,000 b. 570,000,000 c. 5,700,000,000 d. 5.70000000