If a + 4b = 33 and 6a + 3b = 51, what is the value of a + b?

(I got 5 but it was wrong)

What is the slope of (6,2) and (6,-5) ?

Financial discipline means taking care of wants before needs. t or f

What is the range of the function y=4e^x? all real numbers greater than 0 all real numbers less than 0

There are 20 boys and 5 girls in a class. The ratio of boys to girls is 4:

Pencils come in boxes of 10. How many boxes should Erika buy is she needs 127 pencils? How many pencils will Erika have left over after she gets what she needs out of the boxes? How many more pencils does she need to have 200 pencils?

Y=13x - 1x - 3y = 5 What is the solution to the system of equations shown above?

Leah is placing books on a one meter long shelf. If each book is 2 cm wide, how many books will fit on the shelf?

When 10 gallons of gasoline are put into a car's tank, the indicator goes from 1/8 of a tank to 3/4. What is the total capacity of the gasoline tank?

How do you do 4x - 9 = 6x - 13? what do you subtract from both sides?

Which equation can be used to determine the reference angle, r, if 0=7pi/12?