Number Relationships

4,?, 68

3. What is the equation of a line parallel to y = 7x - 8 that passes through (5,-2) ?

What is the radius of a circle whose equation is x2 + y2 + 8x - 6y + 21 = 0? units

A builder uses squares to lay out various projects. Write two equations. The first equation should express the area of the square (a) as a function of the length (l) of a side.

Which system of linear inequalities graph? y=x+3 and 3x - y>? -5 -5-2-1, 2x+3 and 3x - y> 2 2x + 3 and 3x + AS 2x + 3 and 2x - Mark this and retum Save and Exit Next Submit

In circle g, r = 3 units. maria draws a circle with double the area of circle g. what is the area of maria's circle?

Which pairs of polygons are congruent?

Eve is going to buy 30 pens from either shop A or shop B. Shop A: pack of 10 pens for £1.90 Shop B: pack of 5 for £1.10 buy 1 pack and get 1 half price. What is the difference in cost for all 30 pens between the two shops?

Simplify (3x2 - 2) + (2x2 - 6x + 3). 5x2 - 6x + 1 5x2 - 6x - 1 x2 - 6x + 1 5x2 - 8x + 3

F (x) = (x^2 + 3x - 4) and g (x) = (x+4) Find f/g and state the domain.

Which decimal number best describes the fraction 77 over 6?