Use factoring by difference of squares to solve the equation, x^2 - 81 = 0.

A. x = 9 or x = - 11

B. + / - 9

C. + / -

D. + / -

3x-7 = - 1 x=? what does x equal?

Find x and y. (4,3), (5, y); slope = 3

Essential questions 1. What is slope and how is it determined from a graph? 2. How do you determine the intercepts from an equation or graph? 3. How can linear equations and functions be written and graphed?

A recipe uses 4 c of rice to every 5 c of beans. How many cups of beans are needed for 10 c of rice?

Ninety-six thousandths in standard form

Round 6.21371192 to the nearest mile

Write a number sentence 3 time as many as 4

With the equation - 6+7x=y, what is the y-intercept?

Kevin is 42 years old and Daniel is 3 years old. How many years will it take until Kevin is only 4 times as old as Daniel?

Write the equation of the circle in standard form in order to answer this question x2 + y2 - 4x + 6y + 9 = 0 What is the radius of this circle?