If a+b-c=d, if a-b+c=e, then a = ?

Is the cost of equal-priced DVDs and the number purchased a linear relationship

7 Look at the pattern below. 2,6,18,_,162 Which number is missing from the pattern? A. 36 B. 54 C. 81 D. 162

Use a definition, postulate, or theorem to find the value of x in the figure described. ∠ABC and ∠CBD are a linear pair. If m∠ABC = m∠CBD = (3x - 6) °, find x. Select each definition, postulate, or theorem you will use.

Compare 1/3 of 60 to 1/5 of 100

Determine if the equations are parallel, perpendicular, or neither x + y = 8 and y = - x - 1

Which represents a function

The cable company charges a monthly fee of $45. each movie rental is $1.99. you owe $68.88. how many movies did you rent?

The difference of 7 and a number x is 10

If g (x) = 4x^2-3x+2 find g (-2)

there were 84 people on the train 43 people got out then 61 people went on the train and 22 people got off the train. how many people are on the train now?