All Tasks
John's journey to school
John travels every day a 1 km long road at 6km/h to go to school. How long will it take John to get to his destination?
# Monomials & polynomials
# Units & rounding
Training
6
Equivalent equations 2
Select the equivalent equations
−3 (2x − 1) = − 3 (x − 5)
# Linear equations
Training
7
Equivalent equations
Select the equation equivalent to
3(x – 6) – 8 = 7x – 8
# Linear equations
Training
7
Algebraic language and transformations of linear equations
Six times the preceding of a number plus its double is equal to the opposite of the number consecutive to that number.
# Linear equations
# Terms with variables
Training
7
Solving linear equations (variables in numerator and denominator)
Solve the linear equation
$\frac{x+2}{2x+2}-\frac{1}{2}=\frac{x+4}{4x+4}$
# Linear equations
Training
7
The trip
Last Saturday John went for a trip. He traveled $\frac{3}{5}$ of the trip by train, $\frac{7}{8}$ of the remaining distance by car, and finally, he cycled the last 26 km. What was the total distance, in km, of the trip?
# Linear equations
Modeling
8