Linear Equation Systems - Simple Number Substitution To Equation (Level 1)

This math topic focuses on practicing simple number substitution into linear equations within systems of equations. It includes exercises on substituting given numerical values for variables to reformulate equations and solve for the unknowns. Each question follows a similar format, providing students with an initial equation and a value to be substituted. The worksheet contains multiple-choice answers for each problem, where only one of the provided equations correctly integrates the substitution. This practice helps enhance students' understanding of constructing and solving linear equations within algebraic systems.

Work on practice problems directly here, or download the printable pdf worksheet to practice offline.

View Unit

Linear Equation Systems - Simple Number Substitution To Equation

Complete these online problems with 80% or 4 correct answers in a row. Results are immediate.


Substitute the given number for the variable to form a single solvable equation

11m+c=81c=4m=?11m + c = 81\\c = 4\\m = ?

Linear Equation Systems - Simple Number Substitution To Equation Worksheet

Mobius Math Club logo
Math worksheet on 'Linear Equation Systems - Simple Number Substitution To Equation (Level 1)'. Part of a broader unit on 'Algebra Systems of Equations - Intro' Learn online: app.mobius.academy/math/units/algebra_systems_of_equations_intro/
1
Substitute the given number for the variable to form a single solvable equation
A LaTex expression showing 5c + r = 42\\r = 2\\c = ?
a A LaTex expression showing 5c - 2 = 42
b A LaTex expression showing 5c + 2 = 42
c A LaTex expression showing 5c - 9 = 42
d A LaTex expression showing 8c + 2 = c
e A LaTex expression showing 5c + 10 = 42
2
Substitute the given number for the variable to form a single solvable equation
A LaTex expression showing 11m + c = 81\\c = 4\\m = ?
a A LaTex expression showing 11m - 4 = 81
b A LaTex expression showing 7m + 4 = m
c A LaTex expression showing 11m + 9 = 81
d A LaTex expression showing 11m - 8 = 81
e A LaTex expression showing 11m + 4 = 81
3
Substitute the given number for the variable to form a single solvable equation
A LaTex expression showing 10m - x = 21\\x = 9\\m = ?
a A LaTex expression showing 10m - 4 = 21
b A LaTex expression showing 3m + 9 = m
c A LaTex expression showing 10m + 5 = 21
d A LaTex expression showing 10m - 9 = 21
e A LaTex expression showing 6m + 9 = m
f A LaTex expression showing 10m + 9 = 21
4
Substitute the given number for the variable to form a single solvable equation
A LaTex expression showing 12p + y = 31\\y = 7\\p = ?
a A LaTex expression showing 12p + 4 = 31
b A LaTex expression showing 12p - 7 = 31
c A LaTex expression showing 12p + 7 = 31
d A LaTex expression showing 12p - 3 = 31
e A LaTex expression showing 2p + 7 = p
5
Substitute the given number for the variable to form a single solvable equation
A LaTex expression showing 4z + d = 19\\d = 7\\z = ?
a A LaTex expression showing 4z + 7 = 19
b A LaTex expression showing 4z + 5 = 19
c A LaTex expression showing 4z - 4 = 19
d A LaTex expression showing 4z - 7 = 19
e A LaTex expression showing 3z + 7 = z
6
Substitute the given number for the variable to form a single solvable equation
A LaTex expression showing 12x + c = 43\\c = 7\\x = ?
a A LaTex expression showing 12x - 7 = 43
b A LaTex expression showing 12x + 7 = 43
c A LaTex expression showing 12x + 5 = 43
d A LaTex expression showing 3x + 7 = x
e A LaTex expression showing 12x - 4 = 43
7
Substitute the given number for the variable to form a single solvable equation
A LaTex expression showing 9m + p = 90\\p = 9\\m = ?
a A LaTex expression showing 9m + 9 = m
b A LaTex expression showing 9m + 11 = 90
c A LaTex expression showing 9m - 9 = 90
d A LaTex expression showing 9m + 9 = 90
e A LaTex expression showing 9m - 10 = 90