An equation and the steps to solve it are shown below

3x-1/2 (8x-2) = 4

step 1: 3x-4x+1=4

Step 2: x+1=4

step 3: x+1-1=4-1

step 4: x=3

Which step was the error made and why?

What is 14/15 divided by 2/5

Two third full one quarter of the drink is then consumed how full is the bottle now

A pie was cut into 8 equal slices if Ruben ate 3/4 of the pie how many slices did he eat?

Use the formula A = bh, where A is the area, b is the base length, and h is the height of the parallelogram, to solve this problem. Ms. Suzie ordered some tiles for her kitchen in the shape of a parallelogram. Each tile has an area of 108 in².

Roberto purchased airline tickets for his family. The tickets cost $1,250. The airline also charged a luggage fee, bringing the total cost to $1,400. What is the percent increase in the cost due to the luggage fee?

Increasing the average speed of a car by 12mph results in a 189 mile trip taking an hour less than before. What was the original speed of the car?

What equation. Does the model below represent

Theo owns a bicycle store and wants to attract customers by promoting his Ocean Bike Tour packages. He advertises a discount of $50 off the regular price for early registration

What percent is 12 out of 40

Two thirds of what number is equal to 18 plus 60% of 40?