Solving of linear equations in two variales by addition, 7x-4y=19;17x-2y=-3...

7x-4y=19;17x-2y=-31

Multiplying and dividing real numbers, which of the following cereals is th...

which of the following cereals is the best buy?

Quiz #5., Working together Jack and Bob can clean a place in 30 minutes. On...

Working together Jack and Bob can clean a place in 30 minutes. On his own, Jack can clean this place in 50 minutes. How long does it take Bob to clean the same place on his own?

Zeroes - roots of polynomials, We'll begin this section by defining just wh...

We'll begin this section by defining just what a root or zero of a polynomial is.  We say that x = r is a root or zero of a polynomial, P ( x) , if P ( r )= 0 .  In other terms x=

Graphing with a square root, graph leftmost point and 3 additional points f...

graph leftmost point and 3 additional points f(x)=vx+3

Verbal problem, A bullet is shot upwards with an initial velocity of 100 ft...

A bullet is shot upwards with an initial velocity of 100 ft/sec from a point 12 ft above the ground, and its height above the ground at time t is given by h(t)= -16t^2 + 100t +12

Graph Linear Inequalities, Which of the following is a solution to the ineq...

Which of the following is a solution to the inequality y A.) (1,1) B.) (3,0) C.) (-3, 10) D.) (0,0)

Quadratic equations,

Word problem, Tickets for the school play cost $6 for students and $9 for a...

Tickets for the school play cost $6 for students and $9 for adults. On opening night, all 360 seats were filled, and the box office revenues were $2610. How many student and how

Complete the square, (3b+1)^2=16

(3b+1)^2=16