Solve the system by substitution:

-4.5x-2y=-12.5

3.25x-y=-0.75

The gateway arch in st louis was builtin 1965. It is the tallest monument in the

2. What is the most precise name for quadrilateral abcd with vertices a (-4, - 1), B (-2, - 5) c (4, - 1) and d (2,2)

Which decimal number is the same as 2/9?

Dena is biking down a 7/8 mile bike trail. She stops to greet a friend after biking 3/8 of a mile. How much farther does she need to travel?

36.8% of what number is 28.52?

The rectangle below has an area of 70y^8+30y^670y 8 + 30y 6 70, y, start superscript, 8, end superscript, plus, 30, y, start superscript, 6, end superscript square meters.

What are ratios that are equivalent to 8:20?

Debra drove 380 miles using 14 gallons of gas. At this rate, how many gallons of gas would she need to drive 418 miles?

State whether - -4-) and (-4) represent the same quantity, Explain,

A spherical solid of volume 123,456 is melted and recast into a solid cube. What is the side length of the cube?