Tyler tried to solve an equation step by step.

3 (x + 4) = - 18

3.2 + 12 = - 18

Step 1

3x = - 30

Step 2

x = - 10

Step 3

Find Tyler's mistake.

Use your formula from question 2c to find the values of t7 and t20. (r=7; 2,14,98,686) (Geometric Sequence)

Use mixed numbers and simplify the fraction parts where required. 8*3/4

A slice is made perpendicular to the base of a right rectangular pyramid through the vertex. What is the area of the resulting two-dimensional cross section?

3.0345 rounded to the nearest thousandth

Which of the following best describes the type of probability used in the scenario below? Rhea randomly drew a marble out of a bag of marbles, then put it back. She did this 21 times. Of the 21 times, she drew a yellow marble 7 times.

Be independent uniform random variables on [0, 1], and let u (n) be the maximum find the cdf of u (n) and a standardized u (n), and show that the cdf of the standardized variable tends to a limiting value.

What number would you subtract from each side of the inequality to solve y+3/8>6

A store decreased its price on a computer by $56 to $355. What was the original price? A. $299 B. $411 C. $301 D. $421

Three less than four times eleven

A truck needs 7 gallons of fuel to travel 56 miles. Can the truck travel 48 miles with 6 gallons of fuel