1. 3x + x-2x+7=x+15

2. 2 (2x) + 10=3x+13

Use the pythagorean theorem to solve the problem. Round your answer to the nearest tenth if necessary. A 12 foot ladder is placed 4 foot from the bottom of the house. How high will the ladder reach the house?

What is an appropriate estimate for 196,999 : 1,582?

Mr. Henry spent $15 on a new hat this week. He learned that the same hat available on sale at $12 last week. What was the percentage increase in the price of the hat this week?

If f (x) = x2 - 25 and g (x) = x - 5, what is the domain of (f/g) (x) ? a) all real values of x b) all real values of x except x = 5 c) all real values of x except x = - 5 d) all real values of x except x = 5 and x = - 5

If a single six sided dice is rolled twice what is the probability the sum is greater than 5 if the first roll was a 3

4.83 x 10^4 A 0.000483 B 483 C 4,830 D 48,300

In the number 8.88, how is the value of the underlined digit related to the digits on its left and right?

One month Boris rented 2 movies and 5 video games for a total of $33. The next month he rented 8 movies and 3 video games for a total of $30. Find the rental cost of each movie and you each video game.

When the cost of a car is multiplied by 0.05 the result is $1720. find the cost of the car.?

Is this correct? 11y+8 = 130 -8 - 8 11y = 122 :11 : 11 Y = 11.091