## All Tasks

#### Solve the linear equation 3

Solve the linear equation and type the value of x in the solution field.
12 + 5 ⋅(x + 8) = 92

# Linear equations

Training

9

#### Solve the linear equation 2

Solve the linear equation and type the value of x in the solution field.
6 = -3x - 27

# Linear equations

Training

9

#### Solve the linear equation 1

Solve the linear equation and type the value of x in the solution field.
11 - 4x = -13

# Linear equations

Training

9

#### Euro coins

2€ are exchanged. You get three times as many 10 cent coins as 20 cent coins. How many 10 cent and how many 20 cent coins do you get?

# Terms with variables

Modeling

9

#### Class trip

For a class trip, each student pays 37€ less than the teachers traveling with them. There are 28 students and 2 teachers. The total cost is 3674€. Which of the equations are correct?

# Terms with variables

Reasoning

9

#### Cooking pot

One cooking pot weighs 9kg with lid. The pot is five times heavier than the lid. How much does the pot weigh and how much does the lid weigh?

# Terms with variables

Modeling

9