Linear Equation Systems - Simple Number Substitution To Equation

Level 2

This math topic focuses on practicing skills related to substituting given numbers for variables in linear equation systems. Each problem presents a linear equation with one variable defined, requiring the student to perform simple number substitutions to solve for the unknown variable. The content is framed within an introductory unit on Algebra Systems of Equations, enhancing understanding of forming and solving linear equations by substitution.

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

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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

7r3p=23p=11r=?7r - 3p = 23\\p = 11\\r = ?

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Linear Equation Systems - Simple Number Substitution To Equation Worksheet

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Math worksheet on 'Linear Equation Systems - Simple Number Substitution To Equation (Level 2)'. 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 4b + 9c = 111\\c = 11\\b = ?
a A LaTex expression showing 4b - 6 = 111
b A LaTex expression showing 4b + 5 = 111
c A LaTex expression showing 3b + 11 = b
d A LaTex expression showing 4b + 11 = 111
e A LaTex expression showing 6b + 11 = b
f A LaTex expression showing 4b + 99 = 111
2
Substitute the given number for the variable to form a single solvable equation
A LaTex expression showing 2n + 9d = 84\\d = 8\\n = ?
a A LaTex expression showing 6n + 8 = n
b A LaTex expression showing 2n + 8 = 84
c A LaTex expression showing 2n + 72 = 84
d A LaTex expression showing 2n + 8 = 84
e A LaTex expression showing 2n - 9 = 84
f A LaTex expression showing 9n + 8 = n
3
Substitute the given number for the variable to form a single solvable equation
A LaTex expression showing 3c + 6d = 81\\d = 11\\c = ?
a A LaTex expression showing 3c + 7 = 81
b A LaTex expression showing 3c - 8 = 81
c A LaTex expression showing 3c + 66 = 81
d A LaTex expression showing 8c + 11 = c
e A LaTex expression showing 5c + 11 = c
f A LaTex expression showing 3c + 11 = 81
4
Substitute the given number for the variable to form a single solvable equation
A LaTex expression showing 12z - 4m = 92\\m = 4\\z = ?
a A LaTex expression showing 12z + 11 = 92
b A LaTex expression showing 12z + 4 = z
c A LaTex expression showing 12z + 16 = 92
d A LaTex expression showing 12z + 4 = 92
e A LaTex expression showing 9z + 4 = z
f A LaTex expression showing 12z - 16 = 92
5
Substitute the given number for the variable to form a single solvable equation
A LaTex expression showing 6n + 12y = 138\\y = 7\\n = ?
a A LaTex expression showing 6n + 11 = 138
b A LaTex expression showing 6n + 7 = 138
c A LaTex expression showing 6n - 12 = 138
d A LaTex expression showing 12n + 7 = n
e A LaTex expression showing 6n + 84 = 138
f A LaTex expression showing 9n + 7 = n
6
Substitute the given number for the variable to form a single solvable equation
A LaTex expression showing 5p + 9m = 114\\m = 11\\p = ?
a A LaTex expression showing 5p + 11 = 114
b A LaTex expression showing 5p + 5 = 114
c A LaTex expression showing 6p + 11 = p
d A LaTex expression showing 5p - 6 = 114
e A LaTex expression showing 5p + 99 = 114
f A LaTex expression showing 3p + 11 = p
7
Substitute the given number for the variable to form a single solvable equation
A LaTex expression showing 12r - 4d = 52\\d = 2\\r = ?
a A LaTex expression showing 8r + 2 = r
b A LaTex expression showing 12r + 2 = 52
c A LaTex expression showing 12r + 8 = 52
d A LaTex expression showing 12r - 8 = 52
e A LaTex expression showing 5r + 2 = r
f A LaTex expression showing 12r + 7 = 52