Solve.

1/2x - 2/5x = - 2

There are equal numbers of both red and black cards in a deck of 52. 1) what is the probability that I randomly select a red card? 2) if I keep the red card, what is the probability of me selecting another red card?

Solve the equation: 4m - 7 = - 19

The product of 17 and 1.27

The number of employees of a company decreased from 225 to 189. Find the percent decrease

Using the distributive property to transform 4 (x + 3) = 3 (3x - 1) how do I substitute 3 for x to see if it's a true statement?

A cabinet shop produces two types of custom made cabinets. If the price of one type of cabinet is four times the price of the other, and the total price for one of each type of cabinet is $4,150, what is the price of each cabinet

Jason is 19 years older than his sister ann. in 14 years he will be twice as old as ann. how old are they now?

The measure of the larger of two complementary angles is 6° less than twice the measure of the smaller angle. Find the degree measure of each angle

The sum of an 84 number series is - 7980 what is the sum of the first and last the numbers

What is 3/4 times 1/2 and what is 1.5 times 0.75 and then i need to figure out how much bigger the answer is to 1.5 times 0.75 is to 3/4 times 1/2