All Tasks
Mathematical translation
Which of the equations fit the text? Mark with a cross.
"If you subtract the sum of 13 and 7 from 28, you get twice an unknown number."
# Terms with variables
# Linear equations
Reasoning
9
Solve the linear equation 6
Solve the linear equation and type the value of x in the solution field.
8⋅(x - 12) = - 411 - (x - 45)⋅7
# Linear equations
Training
9
Solve the linear equation 5
Solve the linear equation and type the value of x in the solution field.
3 ⋅ (x + 1) + 9 ⋅ (x - 3) = 4 ⋅ (x + 1) + 4
# Linear equations
Training
9
Solve the linear equation 4
Solve the linear equation and type the value of x in the solution field.
5 ⋅ (x - 3) = 4 ⋅ (x - 1)
# Linear equations
Training
9
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